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.

Harlingen, TX

<< 1 2 3 4 5 6 7

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
956-895 A HRLNTXHGXTX  506J TWILIO INTERNATIONAL, INC. 568      
956-895 8 HRLNTXHGXTX  506J TWILIO INTERNATIONAL, INC. 568      
956-910 A   903C ONVOY, LLC - TX 568      
956-910 0   903C ONVOY, LLC - TX 568      
956-910 1   903C ONVOY, LLC - TX 568      
956-910 9   903C ONVOY, LLC - TX 568      
956-970 A HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568      
956-970 0 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568      
956-970 1 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568      
956-970 2 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568      
956-970 3 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-970 4 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-970 5 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-970 6 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-970 7 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-970 8 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-970 9 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568      
956-990 A HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-990 0 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-990 1 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-990 2 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-990 3 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-990 4 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-990 5 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-990 6 HRLNTXHGXKX  624H ONVOY SPECTRUM, LLC 568      
956-990 7 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-990 8 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568      
956-990 9 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568      

<< 1 2 3 4 5 6 7

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.