Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 301 [Rate centres in NPA 301] [Dial plan for NPA 301]

NXX: 491

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
301-491 A Hagerstown MD CMLDMDCM5MD  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      

Last updated: Sat, 02 May 2026 12:20:53 UTC

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