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: 254 [Rate centres in NPA 254] [Dial plan for NPA 254]

NXX: 599

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-599 A Copperas Cove TX WACOTXEY4MD  965H FRACTEL, LLC 556      
254-599 0 Copperas Cove TX KLLNTXXA0MD  903C ONVOY, LLC - TX 556   2023-09-22   
254-599 1 Copperas Cove TX KLLNTXXA0MD  903C ONVOY, LLC - TX 556   2023-09-22   
254-599 2 Copperas Cove TX WACOTXEY6MD  516J TON80 COMMUNICATIONS, LLC 556   2021-07-31   
254-599 3 Copperas Cove TX WACOTX01XCY  624H ONVOY SPECTRUM, LLC 556   2021-12-11   
254-599 4 Copperas Cove TX WACOTX01XCY  624H ONVOY SPECTRUM, LLC 556   2021-12-11   
254-599 5 Copperas Cove TX WACOTX01XCY  624H ONVOY SPECTRUM, LLC 556   2021-07-05   
254-599 6 Copperas Cove TX KLLNTXBI9MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 556   2021-11-28   
254-599 7 Copperas Cove TX KLLNTXBI9MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 556   2021-11-28   
254-599 8 Copperas Cove TX KLLNTXBI9MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 556   2021-11-28   
254-599 9 Copperas Cove TX WACOTXEY4MD  965H FRACTEL, LLC 556   2021-02-20   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.