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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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-310 A Hagerstown MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
240-310 0 Hagerstown MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
240-310 7 Hagerstown MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
240-321 A Oakland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
240-321 0 Oakland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
240-321 1 Oakland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
240-321 2 Oakland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
240-321 3 Oakland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
240-321 4 Oakland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
240-321 5 Oakland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
240-321 6 Oakland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
240-321 7 Oakland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
240-362 1 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240   2005-01-31   
240-362 2 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240   2005-01-31   
240-362 3 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240   2005-01-31   
240-362 4 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240   2005-01-31   
240-362 5 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240   2005-01-31   
240-362 6 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240   2006-07-03   
240-362 8 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240   2007-03-13   
240-522 2 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240   2007-09-19   
240-785 7 Oakland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240   2022-01-31   
240-785 8 Oakland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240   2022-01-31   
240-807 A Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
240-807 0 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240   2021-10-23   
240-860 7 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240   2019-01-29   
301-268 A Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-268 0 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-268 1 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-268 2 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-268 3 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-268 4 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-268 5 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-268 6 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-268 7 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-268 8 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-268 9 Cumberland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-491 A Hagerstown MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-491 0 Hagerstown MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-491 1 Hagerstown MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-491 2 Hagerstown MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-491 3 Hagerstown MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-491 4 Hagerstown MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-491 5 Hagerstown MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-491 6 Hagerstown MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-491 7 Hagerstown MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-491 8 Hagerstown MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-491 9 Hagerstown MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-616 A Oakland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-616 0 Oakland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-616 1 Oakland MD 4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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