Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 920 [Rate centres in NPA 920] [Dial plan for NPA 920]

NXX: 578

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
920-578 A Markesan WI MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356      
920-578 0 Markesan WI MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356      
920-578 5 Markesan WI MILWWI12XTX  624H ONVOY SPECTRUM, LLC 356      
920-578 8 Markesan WI MILWWIAUDS1  225C ONVOY, LLC - WI 356      

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

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