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.
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Sidney, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
254-763 A DLLSTX97X9X  516J TON80 COMMUNICATIONS, LLC 552      
254-763 8 DLLSTX97X9X  516J TON80 COMMUNICATIONS, LLC 552   2022-03-17   
254-842 A DELNTXXADS0  2060 TOTELCOM COMMUNICATIONS, LLC 552      
254-842 0 DELNTXXADS0  2060 TOTELCOM COMMUNICATIONS, LLC 552      
254-842 1 DCTRTXXAUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
254-842 2 DELNTXXADS0  2060 TOTELCOM COMMUNICATIONS, LLC 552      
254-842 3 DELNTXXADS0  2060 TOTELCOM COMMUNICATIONS, LLC 552      
254-842 4 DCTRTXXAUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
254-842 5 DELNTXXADS0  2060 TOTELCOM COMMUNICATIONS, LLC 552      
254-842 6 DELNTXXADS0  2060 TOTELCOM COMMUNICATIONS, LLC 552      
254-842 7 DCTRTXXAUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
254-842 8 DCTRTXXAUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
254-842 9 DCTRTXXAUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      

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

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