Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 972 [Rate centres in NPA 972] [Dial plan for NPA 972]

NXX: 736

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-736 A Princeton TX PRTNTXRERS0  9533 SOUTHWESTERN BELL 552      
972-736 0 Princeton TX   793K TWC IP ENABLED SERVICES, LLC 552   2018-07-13   
972-736 1 Princeton TX   9533 SOUTHWESTERN BELL 552      
972-736 2 Princeton TX   9533 SOUTHWESTERN BELL 552      
972-736 3 Princeton TX   9533 SOUTHWESTERN BELL 552      
972-736 4 Princeton TX   903C ONVOY, LLC - TX 552   2013-12-06   
972-736 5 Princeton TX   903C ONVOY, LLC - TX 552   2013-12-06   
972-736 6 Princeton TX   9533 SOUTHWESTERN BELL 552      
972-736 7 Princeton TX   903C ONVOY, LLC - TX 552   2012-05-15   
972-736 8 Princeton TX   177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-22   
972-736 9 Princeton TX   177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-22   

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

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