Local Calling Guide

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NPA: 447 [Rate centres in NPA 447] [Dial plan for NPA 447]

NXX: 837

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
447-837 A Buffalo IL SPFDILESXXX  516J TON80 COMMUNICATIONS, LLC 374      
447-837 0 Buffalo IL   490J DISH WIRELESS, LLC 374   2022-12-01   
447-837 4 Buffalo IL   516J TON80 COMMUNICATIONS, LLC 374   2022-04-25   
447-837 6 Buffalo IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 374   2023-02-11   
447-837 8 Buffalo IL   939H COMMIO, LLC 374   2022-11-26   
447-837 9 Buffalo IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 374   2022-05-20   

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

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