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.

Littlefield, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
806-264 A LBCKTXPSXBZ  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 544      
806-264 0 LBCKTXPSXBZ  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 544      
806-264 1 LBCKTXPSXBZ  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 544      
806-264 2 LBCKTXPSXBZ  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 544   2015-07-19   
806-264 3 LBCKTXPSXBZ  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 544      
806-264 4 LBCKTXPSXBZ  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 544      
806-264 5 LBCKTXPSXBZ  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 544      
806-264 6 LBCKTXPSXBZ  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 544      
806-264 7 LBCKTXPSXBZ  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 544      
806-264 8 LBCKTXPSXBZ  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 544      
806-264 9 LBCKTXPSXBZ  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 544      
806-385 A LTFDTXXARP0  1163 VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW 544      
806-485 A LBCKTX97DS2  4913 VEXUS 544      
806-551 A LTFDTXXAPS0  1163 VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW 544      
806-551 2 LBCKTXPSXPX  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 544   2019-03-07   
806-551 6 LBCKTXPSXFX  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 544   2023-03-10   
806-551 9 LTFDTXXAPS0  1163 VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW 544   2016-09-26   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.