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: 379

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
539-379 A Collinsville OK TULSOKTBXHY  409F ONVOY, LLC - OK 538      
539-379 0 Collinsville OK TULSOKTBXHY  409F ONVOY, LLC - OK 538      
539-379 3 Collinsville OK TULSOKTBXHY  409F ONVOY, LLC - OK 538      
539-379 4 Collinsville OK TULSOKTBXHY  409F ONVOY, LLC - OK 538      
539-379 5 Collinsville OK TULSOKTBXHY  409F ONVOY, LLC - OK 538      
539-379 6 Collinsville OK TULSOKTBXHY  409F ONVOY, LLC - OK 538      
539-379 7 Collinsville OK TULSOKTBXHY  409F ONVOY, LLC - OK 538      
539-379 8 Collinsville OK TULSOKTBXHY  409F ONVOY, LLC - OK 538      
539-379 9 Collinsville OK TULSOKTBXHY  409F ONVOY, LLC - OK 538      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.