Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Newton, WI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
920-726 A NTBGWIXADSA  0896 LAKEFIELD TEL. CO. 356      
920-792 A MILWWIAU03Z  516J TON80 COMMUNICATIONS, LLC 356      
920-792 0   516J TON80 COMMUNICATIONS, LLC 356   2022-04-17   
920-792 2   318J COMCAST IP PHONE, LLC 356   2026-01-05   

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

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