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: 706

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
903-706 A Paris TX DLLSTXRIXYY  318C CEBRIDGE TELECOM TX , L.P. - TX 552      
903-706 0 Paris TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2022-02-11   
903-706 1 Paris TX FRBRTXBLGT9  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2015-12-17   
903-706 2 Paris TX DLLSTXHW6MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 552   2015-06-21   
903-706 3 Paris TX CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2015-10-08   
903-706 4 Paris TX DLLSTXRIXYY  318C CEBRIDGE TELECOM TX , L.P. - TX 552   2013-12-30   
903-706 5 Paris TX DLLSTXRIXYY  318C CEBRIDGE TELECOM TX , L.P. - TX 552   2013-12-30   
903-706 6 Paris TX DLLTTXID1MD  5562 METROPCS, INC. 552   2015-04-10   
903-706 7 Paris TX DLLTTXID1MD  5562 METROPCS, INC. 552   2015-05-14   
903-706 8 Paris TX CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2015-06-17   
903-706 9 Paris TX   515J IP HORIZON LLC 552   2015-03-23   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.