Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-512 A Washington Zone 13 (Baltimore LATA) MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
410-214 A Rising Sun MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
410-214 0 Rising Sun MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2009-05-09   
410-214 8 Rising Sun MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-06-27   
410-214 9 Rising Sun MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-06-27   
443-217 A Annapolis MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
443-236 A Cardiff MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
443-237 A North Beach MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
443-246 A Elkton MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
443-268 A Baltimore MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
443-337 8 Sparrows Point MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
443-337 9 Sparrows Point MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-07-31   
443-344 A Severna Park MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
443-346 6 Severna Park MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
443-349 A Silver Run MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
443-361 A Sykesville MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
443-368 A Westminster MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
443-369 A Bel Air MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
443-428 A Cockeysville MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
443-592 A Elkridge MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
443-628 0 Glen Burnie MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-04-30   
443-628 2 Glen Burnie MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-01   
443-747 A Port Deposit MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
443-747 0 Port Deposit MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2004-04-02   
443-747 3 Port Deposit MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
443-912 A Towson MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
443-912 1 Towson MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2002-08-23   
443-946 2 Parkville MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-01   
667-236 A Perryville MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
667-236 3 Perryville MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-02   
667-236 4 Perryville MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-02   
667-236 5 Perryville MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-07-30   
667-236 6 Perryville MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-02   
667-236 7 Perryville MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-02   
667-237 A West River MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
667-237 3 West River MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-02   
667-237 4 West River MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-02   
667-237 6 West River MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-02   
667-237 8 West River MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-05-02   
667-267 A Annapolis MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
667-269 A Elkton MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
667-269 8 Elkton MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-28   
667-277 A Sherwood Forest MD 2593 CORE COMMUNICATIONS, INC.- MD 238      
667-277 2 Sherwood Forest MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
667-277 5 Sherwood Forest MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
667-277 6 Sherwood Forest MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
667-277 7 Sherwood Forest MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
667-277 8 Sherwood Forest MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
667-277 9 Sherwood Forest MD 2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
667-295 A Crofton MD 2593 CORE COMMUNICATIONS, INC.- MD 238      

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Last updated: Wed, 07 Feb 2024 04:12:25 UTC

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