Local Calling Guide

Area code/prefix search

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NPA: 636 [Rate centres in NPA 636] [Dial plan for NPA 636]

NXX: 648

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-648 A Portage des Sioux MO STLSMOBNAMD  4004 GLOBAL CROSSING LOCAL SERVICES, INC. - MO 520      
636-648 2 Portage des Sioux MO STLSMOBNAMD  4004 GLOBAL CROSSING LOCAL SERVICES, INC. - MO 520      
636-648 3 Portage des Sioux MO STLSMOGZSMD  145J TERRA NOVA TELECOM INC. 520   2023-08-06   
636-648 8 Portage des Sioux MO STLSMOGZLMD  490J DISH WIRELESS, LLC 520   2022-09-09   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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