Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 936 [Rate centres in NPA 936] [Dial plan for NPA 936]

NXX: 591

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
936-591 A Center TX CNTRTXCNDS0  9533 SOUTHWESTERN BELL 560      
936-591 0 Center TX   9533 SOUTHWESTERN BELL 560      
936-591 1 Center TX   9533 SOUTHWESTERN BELL 560      
936-591 2 Center TX   9533 SOUTHWESTERN BELL 560      
936-591 3 Center TX   9533 SOUTHWESTERN BELL 560      
936-591 4 Center TX   9533 SOUTHWESTERN BELL 560      
936-591 5 Center TX   9533 SOUTHWESTERN BELL 560      
936-591 6 Center TX   9533 SOUTHWESTERN BELL 560      
936-591 7 Center TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-02-11   
936-591 8 Center TX   9533 SOUTHWESTERN BELL 560      
936-591 9 Center TX   9533 SOUTHWESTERN BELL 560      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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