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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 903 [Rate centres in NPA 903] [Dial plan for NPA 903]

NXX: 928

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
903-928 A Tennessee Colony TX TNCLTXXARS1  2084 UNITED TELEPHONE OF TEXAS INC DBA CENTURYLINK 552      
903-928 0 Tennessee Colony TX TNCLTXXARS1  2084 UNITED TELEPHONE OF TEXAS INC DBA CENTURYLINK 552      
903-928 1 Tennessee Colony TX TNCLTXXARS1  2084 UNITED TELEPHONE OF TEXAS INC DBA CENTURYLINK 552      
903-928 2 Tennessee Colony TX TNCLTXXARS1  2084 UNITED TELEPHONE OF TEXAS INC DBA CENTURYLINK 552      
903-928 3 Tennessee Colony TX TNCLTXXARS1  2084 UNITED TELEPHONE OF TEXAS INC DBA CENTURYLINK 552      
903-928 4 Tennessee Colony TX TNCLTXXARS1  2084 UNITED TELEPHONE OF TEXAS INC DBA CENTURYLINK 552      
903-928 5 Tennessee Colony TX TNCLTXXARS1  2084 UNITED TELEPHONE OF TEXAS INC DBA CENTURYLINK 552      
903-928 6 Tennessee Colony TX TNCLTXXARS1  2084 UNITED TELEPHONE OF TEXAS INC DBA CENTURYLINK 552      
903-928 7 Tennessee Colony TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2014-05-29   
903-928 8 Tennessee Colony TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2013-11-29   
903-928 9 Tennessee Colony TX TNCLTXXARS1  2084 UNITED TELEPHONE OF TEXAS INC DBA CENTURYLINK 552      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.