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.

Switch: SHWNOKMADS0

Remotes:

Switch Switch name Switch type
CLVNOKMARS1  CALVIN  5ER 
CRWLOKMARS1  CROMWELL  5ER 
HDVLOKMARS1  HOLDENVILLE  5ER 
MAUDOKMARS1  MAUD  5ER 
WEWKOKMARS1  WEWOKA  5ER 
WLTKOKMARS1  WELEETKA  5ER 
WTMKOKMARS1  WETUMKA  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
405-214 A Shawnee OK 9533 SOUTHWESTERN BELL 536      
405-273 A Shawnee OK 9533 SOUTHWESTERN BELL 536      
405-275 A Shawnee OK 9533 SOUTHWESTERN BELL 536      
405-395 A Shawnee OK 9533 SOUTHWESTERN BELL 536      
405-878 A Shawnee OK 9533 SOUTHWESTERN BELL 536      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.