Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 636 [Rate centres in NPA 636] [Dial plan for NPA 636]

NXX: 874

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-874 A O'Fallon MO STLSMOGZHMD  516J TON80 COMMUNICATIONS, LLC 520      
636-874 2 O'Fallon MO STLSMOGZHMD  516J TON80 COMMUNICATIONS, LLC 520      

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

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