Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 534 [Rate centres in NPA 534] [Dial plan for NPA 534]

NXX: 227

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
534-227 A Colby WI GNBYWIEL9MD  516J TON80 COMMUNICATIONS, LLC 350      
534-227 0 Colby WI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 350   2022-06-22   
534-227 1 Colby WI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 350   2022-06-22   
534-227 2 Colby WI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 350   2022-06-22   
534-227 3 Colby WI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 350   2022-06-22   
534-227 4 Colby WI   6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 350   2024-08-09   
534-227 6 Colby WI   516J TON80 COMMUNICATIONS, LLC 350   2022-03-08   
534-227 7 Colby WI   145J TERRA NOVA TELECOM INC. 350   2025-07-11   
534-227 8 Colby WI   225C ONVOY, LLC - WI 350   2023-09-15   

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

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