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: 421

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
534-421 A Marengo WI EUCLWIAU3MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 352      
534-421 7 Marengo WI EUCLWIAU3MD  5489 LEVEL 3 COMMUNICATIONS, LLC - WI 352      

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

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