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.

Westville, OK

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
539-300 A TULSOKTBXFZ  965H FRACTEL LLC 538   2022-01-17   
539-300 0   965H FRACTEL LLC 538   2022-01-17   
918-723 A WSTVOKMARS1  9533 SOUTHWESTERN BELL 538      
918-723 0   384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 538   2016-03-05   
918-723 1   9533 SOUTHWESTERN BELL 538      
918-723 2   409F ONVOY, LLC - OK 538   2016-09-29   
918-723 3   9533 SOUTHWESTERN BELL 538      
918-723 4   9533 SOUTHWESTERN BELL 538      
918-723 5   9533 SOUTHWESTERN BELL 538      
918-723 6   9533 SOUTHWESTERN BELL 538      
918-723 7   409F ONVOY, LLC - OK 538   2016-09-29   
918-723 8   145J TERRA NOVA TELECOM INC. 538   2020-05-11   
918-723 9   073H TELNYX LLC 538   2019-01-10   
918-930 A TULUOKXOGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
918-930 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
918-930 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538   2015-05-03   
918-930 2   5257 LEVEL 3 COMMUNICATIONS, LLC - OK 538   2017-06-30   
918-930 3   409F ONVOY, LLC - OK 538   2021-03-04   
918-930 4   530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 538   2020-01-20   
918-930 5   508J CENTURYLINK COMMUNICATIONS LLC 538   2017-04-12   
918-930 6   409F ONVOY, LLC - OK 538   2021-03-04   
918-930 7   506J TWILIO INTERNATIONAL INC 538   2021-08-07   
918-930 9   119F BANDWIDTH.COM CLEC, LLC - OK 538   2020-02-23   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.