Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 314 [Rate centres in NPA 314] [Dial plan for NPA 314]

NXX: 628

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
314-628 A Creve Coeur MO STLSMO27DS0  9533 SOUTHWESTERN BELL 520      
314-628 0 Creve Coeur MO   993E BANDWIDTH.COM CLEC, LLC - MO 520   2015-01-04   
314-628 1 Creve Coeur MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2014-10-11   
314-628 2 Creve Coeur MO   9533 SOUTHWESTERN BELL 520      
314-628 3 Creve Coeur MO   9533 SOUTHWESTERN BELL 520      
314-628 4 Creve Coeur MO   9533 SOUTHWESTERN BELL 520      
314-628 5 Creve Coeur MO   9533 SOUTHWESTERN BELL 520      
314-628 6 Creve Coeur MO   9533 SOUTHWESTERN BELL 520      
314-628 7 Creve Coeur MO   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2023-10-01   
314-628 8 Creve Coeur MO   093F ONVOY, LLC - MO 520   2016-02-29   
314-628 9 Creve Coeur MO   9533 SOUTHWESTERN BELL 520      

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

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