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.

Clayton, OK

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
539-351 A TULUOKXOGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
539-351 8 TULUOKXOGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
539-351 9 TULUOKXOGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
918-415 A CYTNOK010MD  235C PINE TELEPHONE COMPANY DBA PINE CELL PHONES, INC. 538      
918-569 A CYTNOKXADS0  2014 OKLAHOMA WESTERN TEL. CO. 538      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.