Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Green Lake, WI

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
920-807 4 GNBYWI01XMX  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 350   2013-09-12   
920-807 6 GNBYWI01XHX  624H ONVOY SPECTRUM, LLC 350   2021-11-27   
920-807 7 GNBYWI01XHX  624H ONVOY SPECTRUM, LLC 350   2021-11-27   
920-807 9 GNBYWIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 350   2014-07-06   

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Last updated: Sat, 02 May 2026 12:20:53 UTC

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