Local Calling Guide

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NPA: 608 [Rate centres in NPA 608] [Dial plan for NPA 608]

NXX: 906

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
608-906 A Madison WI MDSNWI11XAX  225C ONVOY, LLC - WI 354      
608-906 0 Madison WI MDSNWI11XAX  225C ONVOY, LLC - WI 354   2006-04-06   
608-906 1 Madison WI MDSNWIGJ5MD  520K TDS METROCOM, LLC 354   2007-04-15   
608-906 2 Madison WI MDSNWIGJ5MD  520K TDS METROCOM, LLC 354   2007-04-15   
608-906 3 Madison WI MDSNWIGJ5MD  520K TDS METROCOM, LLC 354   2007-04-15   
608-906 4 Madison WI MDSNWIGJ5MD  520K TDS METROCOM, LLC 354   2007-04-15   
608-906 5 Madison WI MDSNWIGJ5MD  520K TDS METROCOM, LLC 354   2007-04-15   
608-906 6 Madison WI MDSNWIGJ5MD  520K TDS METROCOM, LLC 354   2007-04-15   
608-906 7 Madison WI MDSNWIGJ5MD  520K TDS METROCOM, LLC 354   2007-04-15   
608-906 8 Madison WI MDSNWIGJ5MD  520K TDS METROCOM, LLC 354   2007-04-15   
608-906 9 Madison WI MDSNWI11XQX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 354   2025-08-12   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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