Local Calling Guide

Area code/prefix search

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NPA: 573 [Rate centres in NPA 573] [Dial plan for NPA 573]

NXX: 643

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-643 A Marston MO MRTNMONIRS2  9533 SOUTHWESTERN BELL 520      
573-643 0 Marston MO MRTNMONIRS2  9533 SOUTHWESTERN BELL 520      
573-643 1 Marston MO MRTNMONIRS2  9533 SOUTHWESTERN BELL 520      
573-643 2 Marston MO MRTNMONIRS2  9533 SOUTHWESTERN BELL 520      
573-643 3 Marston MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520      
573-643 4 Marston MO STLSMOGZDS5  225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520      
573-643 5 Marston MO STLSMO09WMD  516C AT&T CORP. 520      
573-643 6 Marston MO MRTNMONIRS2  9533 SOUTHWESTERN BELL 520      
573-643 7 Marston MO STLSMOWQDS2  093F ONVOY, LLC - MO 520      
573-643 8 Marston MO   145J TERRA NOVA TELECOM INC. 520      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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