Nov 5, 2023 · Last Updated: November 5, 2023. HTTP Status 301 is one of the redirection-related statuses, which indicates that the resource requested has been permanently moved to the URI given by the ‘ Location ‘ header and all future requests should use the new URI. Redirection is the process of forwarding the request from one URL to a different URL. You may be the target of a "one-ring" phone scam. One-ring calls may appear to be from phone numbers somewhere in the United States, including three initial digits that resemble U.S. area codes. But savvy scammers often use international numbers from regions that also begin with three-digit codes – for example, "232" goes to Sierra Leone and ...Top searched (301) phone numbers. Most frequently searched (301) phone numbers in the past 24 hours. (301) 301-9117. 84 searches (301) 301-9124 ... Area code 301 serves the western and southern parts of Maryland, including cities like Bethesda, Rockville, and Gaithersburg. The region offers a blend of suburban and rural landscapes.Bethesda, MD Area Codes: List, Map, and Phone Lookup. Area Codes >. Maryland >. Bethesda. The city of Bethesda is in the state of Maryland. It has the following active area codes: 240. 301.March 11, 2024 was the day with the highest activity due to 23 reports for phone numbers with the country code +57. Phone Numbers from Colombia with currently high activity. phone +573142875963 1 Request. phone +573242921381 1 Request. phone +573226223135 1 Request. phone +573006031508 1 Request. phone +573143065487 …Bethesda, MD Area Codes: List, Map, and Phone Lookup. Area Codes >. Maryland >. Bethesda. The city of Bethesda is in the state of Maryland. It has the following active area codes: 240. 301.To faciltiate the millions of phone users, ... On January 1, 1947, the first North American area codes were issued in regions where standard 7 digit dialing codes were scheduled to be exhaused the soonest. ... 301, 410: Maine: 207: Michigan: 231, 248, 269, 313, 517, 586, 616, 734, 810, 906, 989:Area Codes for the Largest Cities in Ohio. Akron 234,330. Alliance 234,330. Amherst 440. Avon 440. Avon Lake 440. Bay Village 440. Beach City 330. Beachwood 216.Most current and detailed information for Maryland area codes and telephone prefixes / exchanges and associated cities and towns. Area Codes Country Codes Zip Codes Telecoms. Area Codes Country Codes Zip Codes ... 240-301 [UNASSIGNED] 240-302. LAUREL236, MD. NEW CINGULAR WIRELESS PCS, LLC - …February 23, 2024 was the day with the highest activity due to 25 reports for phone numbers with the country code +31. Phone Numbers from Netherlands with currently high activity. phone +3197010205725 6 Requests. phone +31107910133 2 Requests. phone +31207153335 2 Requests. phone +31202596688 2 Requests. phone +31103180983 1 …In HTTP, redirection is triggered by a server sending a special redirect response to a request. Redirect responses have status codes that start with 3, and a Location header holding the URL to redirect to.. When browsers receive a redirect, they immediately load the new URL provided in the Location header. Besides the small …Find all NPA NXX used in geographic area. This lookup uses the North American NPA NXX Rate Center Edition Database to determine the telephone exchange Rate Centers, area codes (NPA), and prefixes (NXX) used in the area surrounding any United States, Canadian, or Caribbean location. This lookup is used to find the active telephone …Area Codes Search Notes. Fixed phone numbers in India are comprised of a single country code (+91), a 1-5 digit area code, a 0-4 digit region code, and a 50-80 digit line code. Making a call with the wrong country, area, or region code can be costly. Browse our sites area and region codes by region and city to ensure you have the correct …Sec. 301.052. CONTENT. (a) A party may request disclosure under Section 301.051 of any or all of the following: (1) the correct names of the parties to the action; (2) the name, address, and telephone number of any potential parties; (3) the legal theories and, in general, the factual bases of the responding party's claims or defenses; Country Codes, Phone Codes, Dialing Codes, Telephone Codes, ISO Country Codes. CountryCode.org is your complete guide to call anywhere in the world. The calling chart above will help you find the dialing codes you need to make long distance phone calls to friends, family, and business partners around the globe. 1. Dial the international access code. 2. Enter the UK country code (44) 3. Dial the local 020 London Greater, without the first zero. 4. Enter the remaining telephone number. Find area codes from across the UK with our handy directory of dialling codes available at …Area Codes for the Largest Cities in Ohio. Akron 234,330. Alliance 234,330. Amherst 440. Avon 440. Avon Lake 440. Bay Village 440. Beach City 330. Beachwood 216.Phone number: 1301 or +1301. Country code: +1. Country: USA. Country code: +1. Country: Canada. Region code: +1301. Region: Maryland. ... Home Check phone number Country phone codes Phone code by city or country name. Information about phone number +1 301. Samples: +33 38056 76 ...Area Codes Search Notes. Fixed phone numbers in Argentina are comprised of a single country code (+54), a 1-5 digit area code, a 2-7 digit region code, and a 30-80 digit line code. Making a call with the wrong country, area, or region code can be costly. Browse our sites area and region codes by region and city to ensure you have the correct … In 1997 area codes 301 was overlaid with area code 240. Area code 227 was put into service as a distributed overlay of area codes 240 and 301 in Maryland on 06/14/23. Ten digit dialing (area code + seven digit number) is necessary in the 227/240/301 overlay because different homes in the same geographic area can have the same seven digit phone ... Markham. Cluj-Napoca. Fierbinti-Targ. You are here: home Homepage. Country Code +92: Phone Calls from Pakistan. Search By Number. Country Dialling Code +92: Search for and report possible spam calls from Pakistan. Received a missed or unknown call starting with the international dialing code +92. In service since January 01, 1947, area code 301 is the parent Numbering Plan Area in overlay complex 301/240/227 (overlaying NPAs cover the same area). The current time for places served by area code 301 is 06:19:15 PM (Eastern Time Zone). Reverse phone lookup Boone. Integrated Path Communications, Llc - Ia. 1-515-501. 1-515-502. Browse area code 515 phone numbers, prefixes and exchanges. The 515 area code serves Des Moines, Urbandale, Johnston, Ames, Gowrie, covering 90 ZIP codes in 19 counties.California >. Los Angeles. The city of Los Angeles is in the state of California. It has the following active area codes: 213. 310. 323. 424. 562.Mar 28, 2024 · Here are examples of three of the most common scams out there today and how to block these spam calls. 1. One-Ring Scams. Scammers use one-ring scams to get you, the victim, to call back. The scammers use robo-dialers to call you and hang up after just one ring. The three area codes are overlay codes for one numbering plan area, among which 410 was the initial area code for the NPA, when it was split from area code 301 in 1991. 443 and 667 found assignment primarily in cellular service and for competitive local exchange carriers, such as Comcast and Cavalier Telephone, when introduced, but have since ...The 301 Area Code is located in the state of Maryland. Area Code 301 is one of the 325 3-digit telephone area codes in the USA. We have roughly 1,304,142 unique phone numbers and 2,514,919 individuals near the cities of Germantown, MD; Silver Spring, MD and Waldorf, MD in the database.The correct area code is 03 and it's used by UK Wide phone numbers , the following number (301) is a part of the local number. Please use the search box at the top to input the full phone number that called you. If you received a call beginning with this exact sequence (03301), it's likely a spoofed call, often used by scammers.Area Codes Search Notes. Fixed phone numbers in Argentina are comprised of a single country code (+54), a 1-5 digit area code, a 2-7 digit region code, and a 30-80 digit line code. Making a call with the wrong country, area, or region code can be costly. Browse our sites area and region codes by region and city to ensure you have the correct …Find locations of telephone numbers. Detailed Location Information for any telephone number / prefix in any area code. Search in Area Code 301 MARYLAND Enter prefix in box. This is a directory of U.S./Canada/Caribbean telephone prefixes and …To use the site, simply enter the full 10-digit phone number you want to perform a reverse search on and click Search . You can get details about most businesses and many personal phone numbers at ...Phone number: 1301 or +1301. Country code: +1. Country: USA. Country code: +1. Country: Canada. Region code: +1301. Region: Maryland. ... Home Check phone number Country phone codes Phone code by city or country name. Information about phone number +1 301. Samples: +33 38056 76 ...In HTTP, redirection is triggered by a server sending a special redirect response to a request. Redirect responses have status codes that start with 3, and a Location header holding the URL to redirect to.. When browsers receive a redirect, they immediately load the new URL provided in the Location header. Besides the small …1-301-679-XXXX is a Landline prefix hosted by the carrier Teleport Communications America, Llc - Dc. It includes 444 phone numbers. The city is Washington within District of Columbia County. This number is from the 20009 Zip Code. 444 results found for 1-301-679 In 1997 area codes 301 was overlaid with area code 240. Area code 227 was put into service as a distributed overlay of area codes 240 and 301 in Maryland on 06/14/23. Ten digit dialing (area code + seven digit number) is necessary in the 227/240/301 overlay because different homes in the same geographic area can have the same seven digit phone ... Area Code 301 Map and Data. Area Code 301 Profile. Area Code: 301: State: Maryland: Current Time in Area Code 301: 301> EDT: Timezone: Eastern Daylight Time: Regional Market Area: Hagerstown Area Metro DC Morgantown Area: Metro Area(s) California-Lexington Park, MD: Population (2020) 2832990: Adjacent Area Codes:Most frequently searched (301) phone numbers in the past 24 hours. (301) 440-2300. 144 searches (301) 381-1150. 26 searches (301) 973-6485. 10 searches ... Montgomery County, covered by area code 301, is one of the most affluent counties in the United States, with a strong focus on education and a highly educated population. Changes and History of Maryland Area Codes: 01/01/1947 Area code 301 was put into service. In 1991 area code 301 was split to form area code 410. In 1997 area codes 301 was overlaid with area code 240. 10/06/1991 Area code 410 was put into service. Area code 410 was created from a split of area code 301. In 1997 area code 410 was overlaid with ... Country Dialling Code +216: Search for and report possible spam calls from Tunisia. Received a missed or unknown call starting with the international dialing code +216. ... January 25, 2024 was the day with the highest activity due to 8 reports for phone numbers with the country code +216. Phone Numbers from Tunisia with currently high …Find out who called from phone number in area code +1 301. See reports and share information. Find out who called from phone number in area code +1 301. ... Contact; Support; Blog; Press; Carriers ; Sign Up / Login; 301 Area Code Top Reported Callers in Area Code 301 . 301-882-9950: 301-329-0898: 301-298-7311: 301-575-9366: …Renumbered from Occupations Code, Section 301.353 by Acts 2007, 80th Leg., R.S., Ch. 921 (H.B. 3167), Sec. 17.001(57), eff. September 1, 2007. Sec. 301.356. REFUSAL OF MANDATORY OVERTIME. The refusal by a nurse to work mandatory overtime as authorized by Chapter 258, Health and Safety Code, does not constitute patient …301 is a permanent redirect, and 302 is a temporary redirect. The browser is allowed to cache the 301 but 302 means it has to hit our system every time. assuming that we want to minimize the load on our system, 301 is the right decision. Imagine creating URL shortening service for a big company, we try to get as less hit to our servers by the ... Download QR code; Wikidata item; Print/export ... Telephone numbers in Colombia; Location; Country: ... 301 302 304 305 324 Tigo: 302 323 WOM: 304 Area Codes Search Notes. Fixed phone numbers in Argentina are comprised of a single country code (+54), a 1-5 digit area code, a 2-7 digit region code, and a 30-80 digit line code. Making a call with the wrong country, area, or region code can be costly. Browse our sites area and region codes by region and city to ensure you have the correct …Nokia 301 android secret codes to access the hidden features of the phone and get detailed information about the health of your phone. ... Nokia secret codes *#06# - IMEI (International Mobile Equipment Identity) number GSM codes for Nokia 301 Change PIN code - **04* and enter the old PIN code, and twice a new PIN code. ...301 is a permanent redirect, and 302 is a temporary redirect. The browser is allowed to cache the 301 but 302 means it has to hit our system every time. assuming that we want to minimize the load on our system, 301 is the right decision. Imagine creating URL shortening service for a big company, we try to get as less hit to our servers by the ...Area code 301 is assigned for use in Maryland since Jan 01, 1947. View all phone prefixes used in area code 301 or other area codes in Maryland . Included with … On the World Wide Web, HTTP 301 is the HTTP response status code for 301 Moved Permanently. It is used for permanent redirecting, meaning that links or records returning this response should be updated. The new URL should be provided in the Location field, included with the response. The 301 redirect is considered a best practice for upgrading ... March 11, 2024 was the day with the highest activity due to 23 reports for phone numbers with the country code +57. Phone Numbers from Colombia with currently high activity. phone +573142875963 1 Request. phone +573242921381 1 Request. phone +573226223135 1 Request. phone +573006031508 1 Request. phone +573143065487 …The correct area code is 03 and it's used by UK Wide phone numbers , the following number (301) is a part of the local number. Please use the search box at the top to input the full phone number that called you. If you received a call beginning with this exact sequence (03301), it's likely a spoofed call, often used by scammers.Area Code 301 >> Phone Area Code >> Maryland Area Code. What is an Area Code? An area code is a section of a telephone number that denotes the broad area that the phone …1-301-200-XXXX is a Landline prefix hosted by the carrier Bandwidth.com Clec, Llc - Md. It includes 297 phone numbers. The city is Washington within District of Columbia County. This number is from the 20009 Zip Code. 297 results found for 1-301-200301 Area Code. W Maryland. April 21, 2024. U.S. STATE Capitals: Learn the state capitals | Take the State Capitals Quiz. 301 Prefixes/Exchanges. Prefix. Location. …Area code 301 is assigned for use in Maryland since Jan 01, 1947. View all phone prefixes used in area code 301 or other area codes in Maryland . Included with …Agent Code. 318-301-5947; Minor Coupons. 110-349-1707; 437-315-4229; ... Just type the coupon code on the phone, screenshot below: Agent17 Coupon Code FAQs. How to Cheat More Resources in the game? Press SHIFT + O to call console (if not work, make sure that the developer console has been enabled)Area Code 301 has 781 prefixes. Broadwing Communications. Llc - Md. Browse area code 301 phone numbers, prefixes and exchanges. The 301 area code serves Washington, Beltsville, Silver Spring, Hyattsville, Hagerstown, covering 95 ZIP codes in 16 counties.The 0141 area code will allow you to make calls to Glasgow from wherever in the world you are. For those who wish to call Glasgow from abroad, follow these simple steps: 1. Dial the international access code. 2. Enter the UK country code (44) 3. Dial the local 0141 Glasgow, without the first zero. 4.Agent Code. 318-301-5947; Minor Coupons. 110-349-1707; 437-315-4229; ... Just type the coupon code on the phone, screenshot below: Agent17 Coupon Code FAQs. How to Cheat More Resources in the game? Press SHIFT + O to call console (if not work, make sure that the developer console has been enabled)301 is a permanent redirect, and 302 is a temporary redirect. The browser is allowed to cache the 301 but 302 means it has to hit our system every time. assuming that we want to minimize the load on our system, 301 is the right decision. Imagine creating URL shortening service for a big company, we try to get as less hit to our servers by the ...Sec. 301.052. CONTENT. (a) A party may request disclosure under Section 301.051 of any or all of the following: (1) the correct names of the parties to the action; (2) the name, address, and telephone number of any potential parties; (3) the legal theories and, in general, the factual bases of the responding party's claims or defenses;Bolivia. Brazil. Area Codes Search Notes. Fixed phone numbers in Colombia are comprised of a single country code (+57), a 4-7 digit area code, and a 30-60 digit line code. Making …How to Call A Phone Number with the 202, 301, and 703 Area Codes? You may dial any phone number with the 202, 301, and 703 area codes by following these two simple steps – In this situation, dial 202, 301, and 703 on your phone, which is the area code. Then dial the seven-digit phone number. That is all you need to do!Mobile telephone numbers. Mobile telephone numbers in Pakistan are of the following format: 03XZ-YYYYYYY where X is the single letter code assigned to a specific mobile telephone operator and Z-YYYYYYY is the local telephone number from any mobile phone or landline. 3 - is the Mobile Access code. Z can be any value between 0 and 9, …3 days ago · 301-998. WSNGTNZN11, MD. VERIZON MARYLAND, INC. 301-999. VERIZON MARYLAND, INC. [UNASSIGNED] Back to top ». Area code 301 is located in W Maryland and includes Silver Spring. View the 301 area code map, major cities, location, timezone and more on TeraCodes.com. Lookup information on Area Code 301 - get demographic, NPA NXX, and other data by area codeNumbering plan areas in California (blue) and border states. In 1947, the American Telephone and Telegraph Company (AT&T) devised the first nationwide telephone numbering plan and assigned the original North American area codes.The state of California was divided into three numbering plan areas (NPAs) with distinct area codes: 213, 415, …Complete resource on dialing to the United States of America: country code, mobile and geographic area codes, phone number format and other helpful information. HowtoCallAbroad.com Toggle navigation. Home; ... 301/240/227: Baltimore, Columbia, Dundalk, Ellicott City, Towson: 410/443/667: Maine: Statewide: 207: Michigan:The Maryland Public Service Commission has announced a new area code — 227 — that will serve the same locations as the 240 and 301 area codes. The 240 and 301 calling area serves residents and ...Area code 301 is in Maryland covering Germantown , along with Accident, Accokeek and 310 towns and cities. 301 Area Code Phone Lookup. 301 - Search. 203/475. + −. Leaflet | …Phone codes of countries and regions. Samples: +91 8413 307 , 918413307 , +1441. . Last update: Apr 11, 2024. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * … Find area codes from across the UK with our handy directory of dialling codes available at BT Phone Book. Browse businesses by name or type online today. Nokia 301 android secret codes to access the hidden features of the phone and get detailed information about the health of your phone. ... Nokia secret codes *#06# - IMEI (International Mobile Equipment Identity) number GSM codes for Nokia 301 Change PIN code - **04* and enter the old PIN code, and twice a new PIN code. ... Chile 1XX carrier codes: Claro - 110, 155; Globus - 120; Telefonica del Sur - 121; Entel - 123; FIbersat - 158; Movistar - 181 (more Chilean carrier codes ). In Cambodia different carriers use different international exit codes: Telecom Cambodia - 001, Royal Telecom - 007, VoIP - 008, South East Asia Telecom - 175 (check with your provider if ... 202. The North American Numbering Plan in 1947 assigned this original area code to Washington, D.C., in 1947. It covers the entire district. 301. Maryland's west and panhandle, it includes all Maryland suburbs of Washington, D.C., and cities like Germantown, Silver Spring, Waldorf, Frederick, Rockville, Bethesda, and Gaithersburg. 703.not in use; code is reserved for directory assistance applications. 1-NPA-555-01XX is used for fictional telephone numbers; 1-NPA-555-1212 is used for directory assistance; and other 1-NPA-555-XXXX numbers can be used for other 555 services. 556. not in use; available for personal communications services. Country Codes, Phone Codes, Dialing Codes, Telephone Codes, ISO Country Codes. CountryCode.org is your complete guide to call anywhere in the world. The calling chart above will help you find the dialing codes you need to make long distance phone calls to friends, family, and business partners around the globe. 202. The North American Numbering Plan in 1947 assigned this original area code to Washington, D.C., in 1947. It covers the entire district. 301. Maryland's west and panhandle, it includes all Maryland suburbs of Washington, D.C., and cities like Germantown, Silver Spring, Waldorf, Frederick, Rockville, Bethesda, and Gaithersburg. 703.301 area code – search to find any full phone number. Report includes demographic information for 301 in Silver spring, MD. No credit card required! ... Phone Prefixes in the 301 Area Code (301) 2XX (301) 3XX (301) 4XX (301) 5XX (301) 6XX (301) 7XX (301) 8XX (301) 9XX. Information for Area Code 301. State: MDEnter the full 10 digit number, including area code, to find results. Please note that unlisted phone numbers may not appear in search results. If your initial phone lookup doesn't turn up results, see if you entered the right phone number. You might have mixed up the numbers, whether when you wrote them down or typed them in.Theft. 45-6-301. Theft. (1) A person commits the offense of theft when the person purposely or knowingly obtains or exerts unauthorized control over property of the owner and: (a) has the purpose of depriving the owner of the property; (b) purposely or knowingly uses, conceals, or abandons the property in a manner that deprives the owner of the ...Access codes. Country code. +675. International access. 00. Long-distance. None. Telephone numbers in Papua New Guinea consist of mostly seven and some eight digit numbers (fixed), or eight digit numbers (mobile). The international prefix for Papua New Guinea was changed from ‘05’ to ’00’ in 2010.This area code was assigned on July 2nd, 1987. On July 16th, 1988 it went into service. 508 is a General Purpose Code. 508 service area does overlap with 774 area codes. Dialing pattern for local calls within the same NPA (area code) is 10D.Worldwide distribution of country calling codes. Regions are coloured by first digit. Country calling codes, country dial-in codes, international subscriber dialing (ISD) codes, or most commonly, telephone country codes are telephone number prefixes for reaching telephone subscribers in foreign countries or areas via international telecommunication …Calls from landlines to both landline and mobile numbers are placed by dialing the 10-digit subscriber number with no prefix. Calling internationally from Colombian landlines requires a carrier-selection code be included after the 00 IDD prefix, before the country code and foreign subscriber number:Find out who called from phone number in area code +1 301. See reports and share information. Find out who called from phone number in area code +1 301. ... Contact; Support; Blog; Press; Carriers ; Sign Up / Login; 301 Area Code Top Reported Callers in Area Code 301 . 301-882-9950: 301-329-0898: 301-298-7311: 301-575-9366: …The Federal Trade Commission previously linked these area codes to the scam: 268, 284, 473, 664, 649, 767, 809, 829, 849 and 876. Bottom line: If you receive an unexpected call or text from an area code you don’t recognize, don’t answer it. Do a Google search to see where the number is registered. If it’s someone you know, they’ll call ...
301 - 410 - 443 - 667. Massachusetts Area Codes: 339 - 351 - 413 - 508 - 617 - 774 - 781 - 857 - 978. Michigan Area Codes: 231 - 248 - 269 - 313 - 517 - 586 - ... The idea was to facilitate direct dialing of long distance phone calls. The area code system introduced in larger cities in the 1940’s was fully implemented everywhere by the mid 60 .... Artz sheva
Access codes. Country code. +675. International access. 00. Long-distance. None. Telephone numbers in Papua New Guinea consist of mostly seven and some eight digit numbers (fixed), or eight digit numbers (mobile). The international prefix for Papua New Guinea was changed from ‘05’ to ’00’ in 2010.301 Area Code Phone Directory. Phone Prefixes in the 301 Area Code. (301) 2XX (301) 3XX (301) 4XX (301) 5XX (301) 6XX (301) 7XX (301) 8XX (301) 9XX. Information for …Area Codes for the Largest Cities in Ohio. Akron 234,330. Alliance 234,330. Amherst 440. Avon 440. Avon Lake 440. Bay Village 440. Beach City 330. Beachwood 216.The Federal Trade Commission previously linked these area codes to the scam: 268, 284, 473, 664, 649, 767, 809, 829, 849 and 876. Bottom line: If you receive an unexpected call or text from an area code you don’t recognize, don’t answer it. Do a Google search to see where the number is registered. If it’s someone you know, they’ll call ...Find all NPA NXX used in geographic area. This lookup uses the North American NPA NXX Rate Center Edition Database to determine the telephone exchange Rate Centers, area codes (NPA), and prefixes (NXX) used in the area surrounding any United States, Canadian, or Caribbean location. This lookup is used to find the active telephone …Calls from landlines to both landline and mobile numbers are placed by dialing the 10-digit subscriber number with no prefix. Calling internationally from Colombian landlines requires a carrier-selection code be included after the 00 IDD prefix, before the country code and foreign subscriber number:Area codes 202 and 771. Coordinates: 38°54′N 77°2′W. The red area is the District of Columbia, served by area codes 202 and 771. Area codes 202 and 771 are telephone area codes in the North American Numbering Plan (NANP) for Washington, D.C. Area code 202 was one of the original North American area codes established in October …However, when dialing from abroad, the trunk code '0' must be replaced with the country code '+359'. Mobile numbers. This article needs to be updated. ... Smolyan Province codes (301: Smolyan, 309: Pamporovo) 30xx 30xxx 31x: Plovdiv Province codes 31xx 31xxx 32: Plovdiv 33x: Plovdiv Province codes (331: Asenovgrad) 33xx 34:(301) 301-9117. Negative (301) 301-9124. Negative (877) 306-7586. Negative (833) 955-4530. Positive (800) 678-7986. Negative (801) 438-8160. Negative (800) 240-8151. ... Phone scams can be tricky to identify, as scammers use deceptive tactics to make their calls seem legitimate. However, there are certain signs that generally indicate a phone … The 301 Area Code is located in the state of Maryland. Area Code 301 is one of the 325 3-digit telephone area codes in the USA. We have roughly 1,304,142 unique phone numbers and 2,514,919 individuals near the cities of Germantown, MD; Silver Spring, MD and Waldorf, MD in the database. Phone numbers in the 301 area code can be found in 86 cities or locations. Those phone numbers can be found in the following cities or locations: Accident, Adamstown, Annapolis, Ashton, Avenue, Baltimore, Beltsville, Bethesda, Bittinger, Bowie, Brandywine, Brunswick, Bryans Road, Cabin John, ...202. The North American Numbering Plan in 1947 assigned this original area code to Washington, D.C., in 1947. It covers the entire district. 301. Maryland's west and panhandle, it includes all Maryland suburbs of Washington, D.C., and cities like Germantown, Silver Spring, Waldorf, Frederick, Rockville, Bethesda, and Gaithersburg. 703..