Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 254 [Rate centres in NPA 254] [Dial plan for NPA 254]

NXX: 836

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-836 A China Spring TX WACOTXCSRS0  9533 SOUTHWESTERN BELL 556      
254-836 0 China Spring TX   9533 SOUTHWESTERN BELL 556      
254-836 1 China Spring TX   9533 SOUTHWESTERN BELL 556      
254-836 2 China Spring TX   004F BANDWIDTH.COM CLEC, LLC - TX 556   2011-09-17   
254-836 3 China Spring TX   516C AT&T CORP. 556   2011-09-12   
254-836 4 China Spring TX   9533 SOUTHWESTERN BELL 556      
254-836 5 China Spring TX   793K TWC IP ENABLED SERVICES, LLC 556   2006-12-06   
254-836 6 China Spring TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 556   2019-03-17   
254-836 7 China Spring TX   793K TWC IP ENABLED SERVICES, LLC 556   2011-01-14   
254-836 8 China Spring TX   073H TELNYX LLC 556   2019-02-07   
254-836 9 China Spring TX   9533 SOUTHWESTERN BELL 556      

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

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