Local Calling Guide

Area code/prefix search

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NPA: 435 [Rate centres in NPA 435] [Dial plan for NPA 435]

NXX: 228

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
435-228 A Tooele UT SLKDUTIT0MD  829J PAETEC ITEL, LLC 660      
435-228 0 Tooele UT SLKDUTIT0MD  829J PAETEC ITEL, LLC 660      
435-228 1 Tooele UT SLKDUTIT0MD  829J PAETEC ITEL, LLC 660      
435-228 2 Tooele UT SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2004-08-16   
435-228 3 Tooele UT SLKDUTBTPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 660   2004-08-16   
435-228 4 Tooele UT SLKDUTYI3MD  3231 LEVEL 3 COMMUNICATIONS, LLC - UT 660   2004-06-03   
435-228 5 Tooele UT SLKCUTMAX9X  117F BANDWIDTH.COM CLEC, LLC - UT 660   2014-06-23   
435-228 6 Tooele UT SLKCUTMAXKY  318J COMCAST IP PHONE, LLC 660   2011-07-28   
435-228 7 Tooele UT WVCYUT14DS1  871E ONVOY, LLC - UT 660   2018-04-13   
435-228 8 Tooele UT DRPRUTKJ0MD  6529 T-MOBILE USA, INC. 660   2005-07-08   
435-228 9 Tooele UT SLKDUTIT0MD  829J PAETEC ITEL, LLC 660      

Last updated: Tue, 15 Jul 2025 18:46:49 UTC

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