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: 243

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
539-243 A Watts OK FTSMARSUX0X  409F ONVOY, LLC - OK 526      
539-243 1 Watts OK FYVLARATPMD  073H TELNYX LLC 526   2022-09-17   
539-243 2 Watts OK FTSMARSUX0X  409F ONVOY, LLC - OK 526   2021-04-02   
539-243 3 Watts OK FTSMARSUX0X  409F ONVOY, LLC - OK 526   2021-04-02   
539-243 5 Watts OK FTSMARSUX0X  409F ONVOY, LLC - OK 526   2021-02-01   
539-243 6 Watts OK FTSMARSUX0X  409F ONVOY, LLC - OK 526   2021-02-01   
539-243 9 Watts OK FYVLARHIQMD  5562 METROPCS, INC. 526   2021-11-04   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.