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: 786

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
903-786 A Pottsboro TX PTSBTXSTRS0  9533 SOUTHWESTERN BELL 552      
903-786 0 Pottsboro TX RCSNTXHVBMD  516C AT&T CORP. 552   2011-11-09   
903-786 1 Pottsboro TX PTSBTXSTRS0  9533 SOUTHWESTERN BELL 552      
903-786 2 Pottsboro TX PTSBTXSTRS0  9533 SOUTHWESTERN BELL 552      
903-786 3 Pottsboro TX PTSBTXSTRS0  9533 SOUTHWESTERN BELL 552      
903-786 4 Pottsboro TX PTSBTXSTRS0  9533 SOUTHWESTERN BELL 552      
903-786 5 Pottsboro TX   145J TERRA NOVA TELECOM INC. 552   2020-11-06   
903-786 6 Pottsboro TX PTSBTXSTRS0  9533 SOUTHWESTERN BELL 552      
903-786 7 Pottsboro TX PTSBTXSTRS0  9533 SOUTHWESTERN BELL 552      
903-786 8 Pottsboro TX PTSBTXSTRS0  9533 SOUTHWESTERN BELL 552      
903-786 9 Pottsboro TX PTSBTXSTRS0  9533 SOUTHWESTERN BELL 552      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.