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: 361 [Rate centres in NPA 361] [Dial plan for NPA 361]

NXX: 250

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
361-250 A Port Lavaca TX PTLVTXXAGMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 564      
361-250 0 Port Lavaca TX PTLVTXXAGMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 564      
361-250 1 Port Lavaca TX PTLVTXXAMMD  624H ONVOY SPECTRUM, LLC 564      
361-250 2 Port Lavaca TX CRCHTXTUX5Y  903C ONVOY, LLC - TX 564      
361-250 3 Port Lavaca TX CRCHTXTUX5Y  903C ONVOY, LLC - TX 564      
361-250 4 Port Lavaca TX   4290 STPCS JOINT VENTURE, LLC 564      
361-250 6 Port Lavaca TX CRCHTXTUX9Y  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 564      
361-250 7 Port Lavaca TX CRCHTXTUXWY  508J CENTURYLINK COMMUNICATIONS, LLC 564      
361-250 8 Port Lavaca TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 564      
361-250 9 Port Lavaca TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 564      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.