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: PTHSTXXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
281-429 A Porter Heights EMS TX 2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 560      
281-429 0 Porter Heights EMS TX 2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 560      
281-429 1 Porter Heights EMS TX 2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 560      
281-429 2 Porter Heights EMS TX 2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 560      
281-429 3 Porter Heights EMS TX 2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 560      
281-429 4 Porter Heights EMS TX 2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 560      
281-429 5 Porter Heights EMS TX 2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 560      
281-429 7 Porter Heights EMS TX 2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 560      
281-429 9 Porter Heights EMS TX 2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 560      
281-572 A Porter Heights TX 2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 560      
281-572 1 Porter Heights TX 2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 560      
281-572 2 Porter Heights TX 2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 560      
281-572 3 Porter Heights TX 2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 560      
281-572 4 Porter Heights TX 2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 560      
281-572 7 Porter Heights TX 2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 560      
281-572 9 Porter Heights TX 2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 560      

Last updated: Tue, 04 May 2021 15:04:27 UTC

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