Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Switch: BLTMMDCH14Z

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-708 7 Laurel (Baltimore LATA) MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
240-865 1 Washington Zone 14 (Baltimore LATA) MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
301-812 5 Washington Zone 15 (Baltimore LATA) MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
410-374 7 Hampstead MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
410-387 7 Baltimore MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
410-497 3 Parkville MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
410-514 4 Severn MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
410-557 1 Fork MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
410-701 5 Randallstown MD 5966 LIGHTWAVE COMMUNICATIONS, LLC - MD 238      
410-776 7 Bel Air MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
410-840 6 Reisterstown MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
410-856 1 Baltimore MD 5966 LIGHTWAVE COMMUNICATIONS, LLC - MD 238      
410-861 1 Westminster MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
410-900 A Baltimore MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
410-900 1 Baltimore MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
410-988 1 Ellicott City MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
410-994 4 Edgewood MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-227 A Port Deposit MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-227 1 Port Deposit MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-230 A Odenton MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-230 1 Odenton MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-231 1 Essex MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-238 A Parkton MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-238 2 Parkton MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-247 A Union Bridge MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-247 1 Union Bridge MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-256 A North East MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-256 1 North East MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-292 3 Crofton MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-316 3 Woodlawn MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-328 A Sykesville MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-328 1 Sykesville MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-330 3 Cockeysville MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-331 A Taneytown MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-331 1 Taneytown MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-334 4 Pikesville MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-338 A Sparks-Glencoe MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-338 2 Sparks-Glencoe MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-339 A Sherwood Forest MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-339 1 Sherwood Forest MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-342 A Solomons MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-342 1 Solomons MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-347 A Cardiff MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-347 1 Cardiff MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-383 A Silver Run MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-383 1 Silver Run MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-419 3 Glenwood MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-432 A Prince Frederick MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-432 1 Prince Frederick MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-433 3 Annapolis MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-489 3 Chase MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-492 6 Elkridge MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-526 A Havre de Grace MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-526 2 Havre de Grace MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-558 4 Aberdeen MD 2697 CTC COMMUNICATIONS CORP. - MD 236      
443-575 7 Arbutus MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-577 5 Glen Burnie MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-582 A Churchville MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-582 1 Churchville MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-583 A Columbia MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-583 1 Columbia MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-584 A Crofton MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-584 1 Crofton MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-585 A Darlington MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-585 1 Darlington MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-587 A Edgewood MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-587 1 Edgewood MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-593 A Elkton MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-593 1 Elkton MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-595 3 Sparks-Glencoe MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-601 A Fallston MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-601 1 Fallston MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-602 3 Baltimore MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-606 A Fork MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-606 1 Fork MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-607 7 West River MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-609 3 Sykesville MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-636 3 Catonsville MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-639 A Hampstead MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-639 3 Hampstead MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-644 A Jarrettsville MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-644 1 Jarrettsville MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-645 A Millersville MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-645 1 Millersville MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-646 A North Beach MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-646 1 North Beach MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-647 A New Windsor MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-647 1 New Windsor MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-652 5 Towson MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-733 2 Waterloo MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-787 A Bel Air MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-787 1 Bel Air MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-805 2 Glen Burnie MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-808 2 Annapolis MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-841 1 Towson MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-843 3 Havre de Grace MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-868 6 Essex MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-878 1 Columbia MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-879 1 Dundalk MD 2697 CTC COMMUNICATIONS CORP. - MD 238      
443-931 4 Baltimore MD 2697 CTC COMMUNICATIONS CORP. - MD 238      

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Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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