Local Calling Guide

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NPA: 903 [Rate centres in NPA 903] [Dial plan for NPA 903]

NXX: 453

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
903-453 A Greenville TX GNVLTXGLDS0  9533 SOUTHWESTERN BELL 552      
903-453 0 Greenville TX   9533 SOUTHWESTERN BELL 552      
903-453 1 Greenville TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2011-01-10   
903-453 2 Greenville TX   9533 SOUTHWESTERN BELL 552      
903-453 3 Greenville TX   9533 SOUTHWESTERN BELL 552      
903-453 4 Greenville TX   9533 SOUTHWESTERN BELL 552      
903-453 5 Greenville TX   9533 SOUTHWESTERN BELL 552      
903-453 6 Greenville TX   9533 SOUTHWESTERN BELL 552      
903-453 7 Greenville TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2006-01-10   
903-453 8 Greenville TX   516C AT&T CORP. 552   2010-11-29   
903-453 9 Greenville TX   515J IP HORIZON LLC 552   2017-12-15   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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