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: 539 [Rate centres in NPA 539] [Dial plan for NPA 539]

NXX: 424

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
539-424 A Tulsa OK TULSOKTBXHY  409F ONVOY, LLC - OK 538      
539-424 0 Tulsa OK TULSOKTBXHY  409F ONVOY, LLC - OK 538      
539-424 1 Tulsa OK TULSOKTBXKZ  318J COMCAST IP PHONE, LLC 538      
539-424 2 Tulsa OK TULSOKTBDS7  384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 538      
539-424 3 Tulsa OK TULSOKTBXHY  409F ONVOY, LLC - OK 538      
539-424 4 Tulsa OK TULSOKTBXHY  409F ONVOY, LLC - OK 538      
539-424 5 Tulsa OK TULSOKTBXKZ  318J COMCAST IP PHONE, LLC 538      
539-424 6 Tulsa OK TULSOKTBX8Y  530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 538      
539-424 7 Tulsa OK TULSOKDV3MD  5562 METROPCS, INC. 538      
539-424 8 Tulsa OK TULSOKDV3MD  5562 METROPCS, INC. 538      
539-424 9 Tulsa OK TULSOKDV3MD  5562 METROPCS, INC. 538      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.