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: 218

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
572-218 A Britton OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536      
572-218 0 Britton OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2023-08-31   
572-218 1 Britton OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2023-08-31   
572-218 2 Britton OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2023-08-28   
572-218 3 Britton OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2023-08-28   
572-218 4 Britton OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2023-08-28   
572-218 5 Britton OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2024-05-11   
572-218 6 Britton OK OKCYOKCEXOY  530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 536   2023-08-29   
572-218 7 Britton OK   409F ONVOY, LLC - OK 536   2025-04-12   
572-218 8 Britton OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2024-04-14   
572-218 9 Britton OK OKCYOKCEXOY  530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 536   2023-08-29   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.