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.

Delaware, OK

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
918-467 A DLWROKMARS1  9533 SOUTHWESTERN BELL 538      
918-467 0 TULUOKXOGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
918-467 1 DLWROKMARS1  9533 SOUTHWESTERN BELL 538      
918-467 2 TULSOKTBDS7  384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 538      
918-467 3 DLWROKMARS1  9533 SOUTHWESTERN BELL 538      
918-467 4   145J TERRA NOVA TELECOM INC. 538      
918-467 5 TULSOKTBXHY  409F ONVOY, LLC - OK 538      
918-467 7 TULSOKTBX6Z  508J CENTURYLINK COMMUNICATIONS, LLC 538      
918-818 A TULUOKXOGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
918-818 0 TULUOKXOGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
918-818 2 TULSOKTBXHY  409F ONVOY, LLC - OK 538      
918-818 3 TULSOKTBXHY  409F ONVOY, LLC - OK 538      
918-818 5   516C AT&T CORP. 538      
918-818 7 TULSOKTBXHY  409F ONVOY, LLC - OK 538      
918-818 8 TULSOKTBXHY  409F ONVOY, LLC - OK 538      
918-818 9 TULSOKTBX5Z  073H TELNYX LLC 538      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.