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: 725 [Rate centres in NPA 725] [Dial plan for NPA 725]

NXX: 255

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
725-255 A Sandy Valley NV LSVKNV97DS1  029F ONVOY, LLC - NV 721      
725-255 0 Sandy Valley NV LSVKNV978MD  073H TELNYX LLC 721   2020-12-20   
725-255 1 Sandy Valley NV SNMNNVBODS0  408F PEERLESS NETWORK OF NEVADA, LLC - NV 721   2020-12-20   
725-255 2 Sandy Valley NV LSVKNV97DS1  029F ONVOY, LLC - NV 721   2020-12-19   
725-255 3 Sandy Valley NV LSVKNV97DS1  029F ONVOY, LLC - NV 721   2020-12-19   
725-255 4 Sandy Valley NV LSVKNV97DS1  029F ONVOY, LLC - NV 721   2021-02-15   
725-255 5 Sandy Valley NV SNMNNVBODS0  408F PEERLESS NETWORK OF NEVADA, LLC - NV 721   2023-07-27   
725-255 6 Sandy Valley NV LSVKNV97DS1  029F ONVOY, LLC - NV 721   2021-02-15   
725-255 7 Sandy Valley NV LSVKNV97DS1  029F ONVOY, LLC - NV 721   2021-02-15   
725-255 8 Sandy Valley NV LSVKNV97DS1  029F ONVOY, LLC - NV 721   2021-02-15   
725-255 9 Sandy Valley NV LSVKNV97DS1  029F ONVOY, LLC - NV 721   2021-02-15   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.