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: 405 [Rate centres in NPA 405] [Dial plan for NPA 405]

NXX: 373

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
405-373 A Piedmont OK PDMTOKMARS0  9533 SOUTHWESTERN BELL 536      
405-373 0 Piedmont OK PDMTOKMARS0  9533 SOUTHWESTERN BELL 536      
405-373 1 Piedmont OK PDMTOKMARS0  9533 SOUTHWESTERN BELL 536      
405-373 2 Piedmont OK PDMTOKMARS0  9533 SOUTHWESTERN BELL 536      
405-373 3 Piedmont OK PDMTOKMARS0  9533 SOUTHWESTERN BELL 536      
405-373 4 Piedmont OK PDMTOKMARS0  9533 SOUTHWESTERN BELL 536      
405-373 5 Piedmont OK PDMTOKMARS0  9533 SOUTHWESTERN BELL 536      
405-373 6 Piedmont OK OKCYOKCEX9Y  119F BANDWIDTH.COM CLEC, LLC - OK 536   2015-05-03   
405-373 7 Piedmont OK OKCYOKCEXOY  530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 536   2017-12-04   
405-373 8 Piedmont OK OKCYOKCEX9Y  119F BANDWIDTH.COM CLEC, LLC - OK 536   2021-11-22   
405-373 9 Piedmont OK PDMTOKMARS0  9533 SOUTHWESTERN BELL 536      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.