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.

Switch: DCTRTXXAUMD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
940-736 3 Myra TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
940-736 4 Myra TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
940-736 5 Myra TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
940-736 6 Myra TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
940-736 7 Myra TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
940-736 8 Myra TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
940-736 9 Myra TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
940-765 A Denton TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
940-765 0 Denton TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2009-10-11   
940-765 3 Denton TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2004-09-24   
940-765 8 Denton TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2007-08-02   
940-765 9 Denton TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2007-08-02   
940-768 8 Rosston TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
940-768 9 Rosston TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
940-945 6 Aubrey TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2022-12-31   
940-945 7 Aubrey TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2021-11-28   
940-945 8 Aubrey TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2021-08-20   
940-973 A Myra TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2025-12-26   
940-973 7 Myra TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2026-07-17   
940-973 8 Myra TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2026-07-17   
940-973 9 Myra TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2025-12-26   
940-999 1 Denton TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2014-10-06   
940-999 3 Denton TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2014-11-09   
940-999 4 Denton TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2014-11-09   
940-999 6 Denton TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2014-11-09   
940-999 7 Denton TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2015-01-04   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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