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: 572 [Rate centres in NPA 572] [Dial plan for NPA 572]

NXX: 800

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
572-800 A Wellston OK OKCYOKCEXLZ  965H FRACTEL, LLC 536      
572-800 0 Wellston OK OKCYOKCEXLZ  965H FRACTEL, LLC 536      
572-800 3 Wellston OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536      
572-800 4 Wellston OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536      
572-800 7 Wellston OK OKCYOKCEXFZ  197D VONAGE AMERICA LLC 536      
572-800 8 Wellston OK OKCYOKCEXLZ  965H FRACTEL, LLC 536      
572-800 9 Wellston OK OKCYOKCEDS7  384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 536      

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.