Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 850 [Rate centres in NPA 850] [Dial plan for NPA 850]

NXX: 601

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
850-601 A Madison FL TLHSFLXAX8Y  8300 TELEPORT COMMUNICATIONS AMERICA, LLC - FL 953      
850-601 0 Madison FL TLHSFLXAX0Y  982E BANDWIDTH.COM CLEC, LLC - FL 953   2014-05-10   
850-601 1 Madison FL TLHSFLXAX0Y  982E BANDWIDTH.COM CLEC, LLC - FL 953   2014-11-17   
850-601 2 Madison FL TLHSFLXAX0Y  982E BANDWIDTH.COM CLEC, LLC - FL 953   2015-11-07   
850-601 3 Madison FL TLHSFLXAX7X  8664 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - FL 953   2013-05-15   
850-601 4 Madison FL TLHSFLXAX0Y  982E BANDWIDTH.COM CLEC, LLC - FL 953   2015-01-17   
850-601 5 Madison FL TLHSFLXAX0Y  982E BANDWIDTH.COM CLEC, LLC - FL 953   2015-01-17   
850-601 6 Madison FL TLHSFLXAX8Y  8300 TELEPORT COMMUNICATIONS AMERICA, LLC - FL 953   2010-01-04   
850-601 7 Madison FL TLHSFLNG0MD  508J CENTURYLINK COMMUNICATIONS, LLC 953   2013-12-19   
850-601 8 Madison FL TLHSFLXAXQX  937C ONVOY, LLC - FL 953   2018-09-13   
850-601 9 Madison FL TLHSFLXAXQX  937C ONVOY, LLC - FL 953   2018-09-13   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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