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: 768

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
534-768 A Amberg WI GNBYWIEL9MD  516J TON80 COMMUNICATIONS, LLC 350      
534-768 1 Amberg WI   623D TIME WARNER CABLE INFORMATION SVCS (WISCONSIN) WI 350   2025-08-03   
534-768 7 Amberg WI GNBYWIEL9MD  516J TON80 COMMUNICATIONS, LLC 350   2022-03-16   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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