Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 507 [Rate centres in NPA 507] [Dial plan for NPA 507]

NXX: 615

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
507-615 A Winona MN ROCHMNROQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620      
507-615 0 Winona MN ROCHMNHH0MD  447D CHARTER FIBERLINK CCO, LLC - MN 620   2016-10-12   
507-615 1 Winona MN WINOMNWICM0  5816 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN 620   2019-09-20   
507-615 2 Winona MN ROCHMNHIX2X  4156 TEKSTAR COMMUNICATIONS, INC. 620   2019-06-20   
507-615 3 Winona MN ROCHMNROUMD  184D ONVOY, LLC MN 620   2019-06-21   
507-615 4 Winona MN ROCHMNROUMD  184D ONVOY, LLC MN 620   2019-06-21   
507-615 5 Winona MN OWTNMNOWYMD  7575 CENTURYLINK COMMUNICATIONS LLC 620   2017-05-06   
507-615 6 Winona MN ROCHMNROXAX  8405 TELEPORT COMMUNICATIONS AMERICA, LLC - MN 620   2019-05-08   
507-615 7 Winona MN ROCHMNROQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2016-10-04   
507-615 8 Winona MN ROCHMNROQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2018-05-26   
507-615 9 Winona MN ROCHMNROQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2017-12-23   

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.