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

NXX: 303

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
507-303 A Windom MN OWTNMNAMGMD  4587 CONSOLIDATED COMMUNICATIONS ENTERPRISE SVCS-MN 620      
507-303 0 Windom MN OWTNMNAMGMD  4587 CONSOLIDATED COMMUNICATIONS ENTERPRISE SVCS-MN 620      
507-303 1 Windom MN OWTNMNAMGMD  4587 CONSOLIDATED COMMUNICATIONS ENTERPRISE SVCS-MN 620      
507-303 7 Windom MN OWTNMNAMGMD  4587 CONSOLIDATED COMMUNICATIONS ENTERPRISE SVCS-MN 620      
507-303 8 Windom MN ROCHMNROXXX  5816 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN 620   2022-10-19   
507-303 9 Windom MN OWTNMNAMGMD  4587 CONSOLIDATED COMMUNICATIONS ENTERPRISE SVCS-MN 620      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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