Local Calling Guide

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NPA: 936 [Rate centres in NPA 936] [Dial plan for NPA 936]

NXX: 257

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
936-257 A Dayton TX DYTNTXDYPSA  9533 SOUTHWESTERN BELL 560      
936-257 0 Dayton TX   9533 SOUTHWESTERN BELL 560      
936-257 1 Dayton TX   9533 SOUTHWESTERN BELL 560      
936-257 2 Dayton TX   5562 METROPCS, INC. 560   2016-12-24   
936-257 3 Dayton TX   5562 METROPCS, INC. 560   2018-06-02   
936-257 4 Dayton TX   9533 SOUTHWESTERN BELL 560      
936-257 5 Dayton TX   516C AT&T CORP. 560   2011-02-05   
936-257 6 Dayton TX   829J PAETEC ITEL, LLC 560   2013-02-27   
936-257 7 Dayton TX   903C ONVOY, LLC - TX 560   2010-11-15   
936-257 8 Dayton TX   9533 SOUTHWESTERN BELL 560      
936-257 9 Dayton TX   9533 SOUTHWESTERN BELL 560      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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