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: ELSSTXAEGT6

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
940-799 6 Decatur TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2017-11-05   
940-799 8 Decatur TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2015-10-15   
940-910 4 Decatur TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2025-11-14   
940-910 7 Decatur TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2021-02-19   
940-910 8 Decatur TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2021-02-19   
940-980 7 Decatur TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2022-01-27   
940-980 8 Decatur TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2022-01-27   
940-980 9 Decatur TX 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2022-01-27   

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

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