Area Code 240-200 : Area Code 240-299

VerifyPhone.com is your one-stop site for area code lookup, phone number lookup, and free phone number reviews. Following is reverse lookup detail & reviews for area code 240 2xx including 240 area code location map. Major cities such as Washington, Beltsville, Frederick, Mc Lean, Herndon covered within area code 240 2xx are also listed on this page. More area codes, including those outside of Maryland, United States of America, are on the VerifyPhone.com homepage.

Reverse Lookup Detail for Area Code 240 2xx

Area code 240 covers part of Marylandstate, covering most of Montgomery, Prince George's, Charles, St. Mary's, Frederick counties. It was started on Jan 01, 2000. This region follows US/Eastern + Daylight Savings timezone. Other popular area codes that belong to Maryland state include 301, 410, 443, 667.

Verified changes in Area Code 240 2XX

Date ChangedChange Details
May 10, 2014Area code 301 subscribers are now overlayed with area code 240. Subscriber area code 240-288 was assigned on Apr 14, 2014 and is operational from May 10, 2014.
Apr 19, 2014Area code 301 subscribers are now overlayed with area code 240. Subscriber area code 240-213 is operational from Apr 19, 2014.
Apr 19, 2014Area code 301 subscribers are now overlayed with area code 240. Subscriber area code 240-209 is operational from Apr 19, 2014.
Apr 19, 2014Area code 301 subscribers are now overlayed with area code 240. Subscriber area code 240-214 is operational from Apr 19, 2014.
Mar 31, 2014Area code 301 subscribers are now overlayed with area code 240. Subscriber area code 240-270 was assigned on Mar 03, 2014 and is operational from Mar 31, 2014.
Mar 30, 2014Area code 301 subscribers are now overlayed with area code 240. Subscriber area code 240-218 is operational from Mar 30, 2014.

Area Code 240-200 - Area Code 240-299 (Covers 240 2xx xxxx phone numbers)

Area CodeCityCountyPopulationNetwork Operator
240-200-2BeltsvilleMontgomery971,777Sprint Spectrum LP
240-200-3Chevy ChaseMontgomery971,777Paetec Communications Inc - MD
240-200-1WashingtonMontgomery971,777Allegiance Telecom of Maryland Inc
240-200-0WashingtonMontgomery971,777Bandwidth.com CLEC LLC - MD
240-200-9WashingtonMontgomery971,777YMax Communications Corporation - MD
240-201WashingtonSt. Mary's105,151Peerless Network of the District of Columbia LLC - DC
240-203-7HagerstownWashington147,430Bandwidth.com CLEC LLC - MD
240-203-0HagerstownWashington147,430Sprint Spectrum LP - MD
240-204-0Annapolis JunctionMontgomery971,777Cellco Partnership dba Verizon Wireless - MD
240-204-5HerndonMontgomery971,777Broadview Networks Inc - DC
240-204-6Mc LeanMontgomery971,777Level 3 Communications LLC - MD
240-204-9Silver SpringMontgomery971,777Peerless Network of Maryland LLC
240-205-9Annapolis JunctionMontgomery971,777Cellco Partnership dba Verizon Wireless - MD
240-205-0BeltsvilleMontgomery971,777New Cingular Wireless PCS LLC - DC
240-205-8Mc LeanMontgomery971,777Level 3 Communications LLC - MD
240-206-9AlexandriaPrince George's863,420Comcast Phone of Northern Maryland Inc - MD
240-206-6Mc LeanPrince George's863,420Level 3 Communications LLC - MD
240-206-7RestonPrince George's863,420MCI Worldcom Communications Inc - MD
240-206-5WashingtonPrince George's863,420Bandwidth.com CLEC LLC - MD
240-206-0WashingtonPrince George's863,420XO Maryland LLC
240-207-3AlexandriaMontgomery971,777Comcast Phone of Northern Maryland Inc - MD
240-207-4Mc LeanMontgomery971,777Level 3 Communications LLC - MD
240-207-2Silver SpringMontgomery971,777Lightwave Communications LLC - MD
240-207-6WashingtonMontgomery971,777Bandwidth.com CLEC LLC - MD
240-207-0WashingtonMontgomery971,777Cavalier East LLC - MD
240-208WashingtonCharles146,551Peerless Network of the District of Columbia LLC - DC
240-209WashingtonCharles146,551Peerless Network of the District of Columbia LLC - DC
240-210-8AlexandriaCharles146,551Comcast Phone of Northern Maryland Inc - MD
240-210-0BeltsvilleCharles146,551New Cingular Wireless PCS LLC - DC
240-210-9WashingtonCharles146,551Bandwidth.com CLEC LLC - MD
240-211190,213Community Support And Referral Services
240-212FrederickGarrett30,097Core Communications Inc - MD
240-213WashingtonCharles146,551Peerless Network of the District of Columbia LLC - DC
240-214WashingtonSt. Mary's105,151Peerless Network of the District of Columbia LLC - DC
240-215-7FrederickFrederick233,385Cellco Partnership dba Verizon Wireless - MD
240-215-4FrederickFrederick233,385Level 3 Communications LLC - MD
240-215-0IjamsvilleFrederick233,385TelCove Operations Inc - MD
240-215-2MonroviaFrederick233,385AT&T Local
240-216-9WashingtonCharles146,551Cellco Partnership dba Verizon Wireless - MD
240-216-0WashingtonCharles146,551Sprint Spectrum LP
240-217-0FrederickWashington147,430Omnipoint Communications Cap Operations LLC
240-218WashingtonCharles146,551Peerless Network of the District of Columbia LLC - DC
240-220WashingtonMontgomery971,777Peerless Network of Maryland LLC
240-221-3AlexandriaMontgomery971,777Comcast Phone of Northern Maryland Inc - MD
240-221-8LaurelMontgomery971,777VDL Inc dba Global Telecom Brokers - MD
240-221-0RockvilleMontgomery971,777Verizon Maryland Inc
240-221-1WashingtonMontgomery971,777Bandwidth.com CLEC LLC - MD
240-222-3AlexandriaCharles146,551Comcast Phone of Northern Maryland Inc - MD
240-222-0HerndonCharles146,551Cavalier Telephone Mid-Atlantic LLC - MD
240-222-2WashingtonCharles146,551Cellco Partnership dba Verizon Wireless - MD
240-223-7BeltsvilleMontgomery971,777Sprint Spectrum LP
240-223-0WashingtonMontgomery971,777Allegiance Telecom of Maryland Inc
240-224-7AlexandriaMontgomery971,777Comcast Phone of Northern Maryland Inc - MD
240-224-0Annapolis JunctionMontgomery971,777Cellco Partnership dba Verizon Wireless - MD
240-224-6BeltsvilleMontgomery971,777MetroPCS Inc
240-224-9Silver SpringMontgomery971,777Peerless Network of Maryland LLC
240-224-3WashingtonMontgomery971,777Bandwidth.com CLEC LLC - MD
240-225FrederickFrederick233,385Core Communications Inc - MD
240-228-0LaurelPrince George's863,420Verizon Maryland Inc
240-229-5Station HillsCharles146,551Leap Wireless International Inc dba Cricket Communications Inc
240-229-6WashingtonCharles146,551Bandwidth.com CLEC LLC - MD
240-229-0WashingtonCharles146,551Broadwing Communications LLC - MD
240-229-8WashingtonCharles146,551Sprint Spectrum LP
240-230-2BeltsvilleCharles146,551Omnipoint Communications Cap Operations LLC
240-230-8Mc LeanCharles146,551Level 3 Communications LLC - MD
240-230-7WashingtonCharles146,551Bandwidth.com CLEC LLC - MD
240-230-0WashingtonCharles146,551Global Crossing Local Services Inc - MD
240-231FrederickWashington147,430Core Communications Inc - MD
240-232-7WashingtonPrince George's863,420Bandwidth.com CLEC LLC - MD
240-232-0WashingtonPrince George's863,420Broadwing Communications LLC - MD
240-233-3AlexandriaCharles146,551Comcast Phone of Northern Maryland Inc - MD
240-233-7Chevy ChaseCharles146,551Paetec Communications Inc - MD
240-233-5DamascusCharles146,551Core Communications Inc - MD
240-233-9Mc LeanCharles146,551Level 3 Communications LLC - MD
240-233-1Mc LeanCharles146,551US LEC of Maryland Inc
240-233-8WashingtonCharles146,551Bandwidth.com CLEC LLC - MD
240-233-0WashingtonCharles146,551Teleport Communications America LLC - DC
240-234-0Annapolis JunctionMontgomery971,777Cellco Partnership dba Verizon Wireless - MD
240-234-9BeltsvilleMontgomery971,777Sprint Spectrum LP
240-235Chevy ChaseMontgomery971,777Paetec Communications Inc - MD
240-236-0FrederickFrederick233,385Verizon Maryland Inc
240-237-7BeltsvilleSt. Mary's105,151Omnipoint Communications Cap Operations LLC
240-237-8LeonardtownSt. Mary's105,151IDT America Corporation - MD
240-237-1Mc LeanSt. Mary's105,151US LEC of Maryland Inc
240-237-3WashingtonSt. Mary's105,151Bandwidth.com CLEC LLC - MD
240-237-9WashingtonSt. Mary's105,151Sprint Spectrum LP
240-237-0WashingtonSt. Mary's105,151Teleport Communications America LLC - DC
240-238Chevy ChaseMontgomery971,777Paetec Communications Inc - MD
240-239Chevy ChaseSt. Mary's105,151Core Communications Inc - MD
240-241-3BeltsvillePrince George's863,420MetroPCS Inc
240-241-0LanhamPrince George's863,420Starpower Communications LLC - MD
240-241-7Mc LeanPrince George's863,420Level 3 Communications LLC - MD
240-241-9Silver SpringPrince George's863,420Peerless Network of Maryland LLC
240-241-0WashingtonPrince George's863,420Bandwidth.com CLEC LLC - MD
240-241-6WashingtonPrince George's863,420XO Maryland LLC
240-242-4AlexandriaMontgomery971,777Comcast Phone of Northern Maryland Inc - MD
240-242-0LanhamMontgomery971,777Starpower Communications LLC - MD
240-242-9WashingtonMontgomery971,777Bandwidth.com CLEC LLC - MD
240-242-6WashingtonMontgomery971,777CTC Communications Corporation - MD
240-243-0WashingtonMontgomery971,777Allegiance Telecom of Maryland Inc
240-244-5AlexandriaPrince George's863,420Comcast Phone of Northern Maryland Inc - MD
240-244-4WashingtonPrince George's863,420Cbeyond Communications LLC - MD
240-245-4AlexandriaPrince George's863,420Comcast Phone of Northern Maryland Inc - MD
240-245-7WashingtonPrince George's863,420Bandwidth.com CLEC LLC - MD
240-246-7AlexandriaMontgomery971,777Comcast Phone of Northern Maryland Inc - MD
240-246-0LanhamMontgomery971,777Starpower Communications LLC - MD
240-247-7BeltsvilleMontgomery971,777New Cingular Wireless PCS LLC - DC
240-248WashingtonSt. Mary's105,151Peerless Network of Maryland LLC
240-249-3AlexandriaSt. Mary's105,151Comcast Phone of Northern Maryland Inc - MD
240-249-8Mc LeanSt. Mary's105,151Level 3 Communications LLC - MD
240-249-0WashingtonSt. Mary's105,151Teleport Communications America LLC - DC
240-250WashingtonPrince George's863,420Peerless Network of Maryland LLC
240-251FrederickWashington147,430Core Communications Inc - MD
240-252-9BeltsvilleMontgomery971,777New Cingular Wireless PCS LLC - DC
240-253-2AlexandriaPrince George's863,420Comcast Phone of Northern Maryland Inc - MD
240-253-6WashingtonPrince George's863,420Bandwidth.com CLEC LLC - MD
240-254-2AlexandriaCharles146,551Comcast Phone of Northern Maryland Inc - MD
240-254-1Mc LeanCharles146,551US LEC of Maryland Inc
240-255WashingtonMontgomery971,777Peerless Network of Maryland LLC
240-256-5BeltsvilleSt. Mary's105,151New Cingular Wireless PCS LLC - DC
240-256-1Mc LeanSt. Mary's105,151US LEC of Maryland Inc
240-257-4Mc LeanCharles146,551Level 3 Communications LLC - MD
240-257-0WashingtonCharles146,551Teleport Communications America LLC - DC
240-258-0DamascusSt. Mary's105,151Core Communications Inc - MD
240-258-6Mc LeanSt. Mary's105,151Level 3 Communications LLC - MD
240-258-0WashingtonSt. Mary's105,151Teleport Communications America LLC - DC
240-260WashingtonPrince George's863,420Allegiance Telecom of Maryland Inc
240-262-0WashingtonSt. Mary's105,151Sprint Spectrum LP
240-263-0BeltsvilleMontgomery971,777Sprint Spectrum LP
240-264-6AlexandriaPrince George's863,420Comcast Phone of Northern Maryland Inc - MD
240-264-4WashingtonPrince George's863,420MCImetro Access Transmission Services LLC
240-265-0BeltsvilleMontgomery971,777Sprint Spectrum LP
240-266WashingtonPrince George's863,420Peerless Network of Maryland LLC
240-268WashingtonMontgomery971,777Allegiance Telecom of Maryland Inc
240-269WashingtonPrince George's863,420Peerless Network of Maryland LLC
240-270-3Station HillsCharles146,551Leap Wireless International Inc dba Cricket Communications Inc
240-270-5WashingtonCharles146,551Broadvox - CLEC LLC - DC
240-271BeltsvilleMontgomery971,777New Cingular Wireless PCS LLC - DC
240-272-0BeltsvilleMontgomery971,777Sprint Spectrum LP
240-273-8BeltsvillePrince George's863,420Omnipoint Communications Cap Operations LLC
240-273-0WashingtonPrince George's863,420Broadwing Communications LLC - MD
240-274BeltsvilleMontgomery971,777New Cingular Wireless PCS LLC - DC
240-275FrederickGarrett30,097Core Communications Inc - MD
240-276-0GaithersburgMontgomery971,777Verizon Maryland Inc
240-277BeltsvilleMontgomery971,777Sprint Spectrum LP
240-278-0Annapolis JunctionPrince George's863,420Cellco Partnership dba Verizon Wireless - MD
240-279Chevy ChaseCharles146,551Core Communications Inc - MD
240-280-0AlexandriaPrince George's863,420Comcast Phone of Northern Maryland Inc - MD
240-280-0WashingtonPrince George's863,420XO Maryland LLC
240-281BeltsvilleMontgomery971,777New Cingular Wireless PCS LLC - DC
240-282WashingtonSt. Mary's105,151Peerless Network of Maryland LLC
240-283-0Chevy ChaseMontgomery971,777Paetec Communications Inc - MD
240-284-1CumberlandAllegany75,087IDT America Corporation - MD
240-284-0FrederickAllegany75,087Level 3 Communications LLC - MD
240-285-0FrederickFrederick233,385Cellco Partnership dba Verizon Wireless - MD
240-286-0BeltsvilleMontgomery971,777Sprint Spectrum LP
240-287FrederickWashington147,430Core Communications Inc - MD
240-288-0FrederickFrederick233,385Comcast Phone of Northern Maryland Inc - MD
240-288-2MonroviaFrederick233,385AT&T Local
240-289-3BeltsvillePrince George's863,420Omnipoint Communications Cap Operations LLC
240-290WashingtonMontgomery971,777Allegiance Telecom of Maryland Inc
240-291-7FrederickWashington147,430Omnipoint Communications Cap Operations LLC
240-292-5LaurelMontgomery971,777tw telecom of maryland - MD
240-292-9WashingtonMontgomery971,777Bandwidth.com CLEC LLC - MD
240-293-6AlexandriaMontgomery971,777Comcast Phone of Northern Maryland Inc - MD
240-293-9Mc LeanMontgomery971,777Level 3 Communications LLC - MD
240-293-7WashingtonMontgomery971,777Broadwing Communications LLC - MD
240-294-7AlexandriaPrince George's863,420Comcast Phone of Northern Maryland Inc - MD
240-294-5WashingtonPrince George's863,420Paetec Communications Inc - MD
240-295-3AlexandriaPrince George's863,420Comcast Phone of Northern Maryland Inc - MD
240-295-2LaurelPrince George's863,420Verizon Maryland Inc
240-296-0HerndonPrince George's863,420Cavalier Telephone Mid-Atlantic LLC - MD
240-297-9AlexandriaPrince George's863,420Comcast Phone of Northern Maryland Inc - MD
240-298WashingtonSt. Mary's105,151Cellco Partnership dba Verizon Wireless - MD
240-299WashingtonCharles146,551Sprint Spectrum LP
 

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240 Area Code

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240 Area Code Reviews

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Telephone Area Codes in Maryland

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External links & resources for area code 240 in Maryland

  • CitySites Pages for Maryland (Source: Official CitySites)
  • Wikipedia Article on Area Code 240 (Source: Wikipedia)
  • State Information Resources for Maryland (Source: State Information)