Local Calling Guide

Rate centre search

Search by rate centre (exchange) name, region, area code, LATA. Enter full or partial name.

NPA: 557

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Rate centre ILEC LATA LIR
Webster Groves, MO: see Ladue, MO  9533 SOUTHWESTERN BELL  520 ST LOUIS MO   
Wellston, MO: see St Louis, MO  9533 SOUTHWESTERN BELL  520 ST LOUIS MO   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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