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: 487

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
507-487 A Arco MN ARCOMNXARS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 620      
507-487 0 Arco MN ARCOMNXARS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 620      
507-487 1 Arco MN ARCOMNXARS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 620      
507-487 2 Arco MN ROCHMNROUMD  184D ONVOY, LLC - MN 620   2017-05-29   
507-487 3 Arco MN ROCHMNROXRX  073H TELNYX LLC 620   2021-09-24   
507-487 4 Arco MN ROCHMNROUMD  184D ONVOY, LLC - MN 620   2015-06-18   
507-487 5 Arco MN ARCOMNXARS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 620      
507-487 7 Arco MN ARCOMNXARS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 620      
507-487 8 Arco MN ARCOMNXARS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 620      
507-487 9 Arco MN ARCOMNXARS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 620      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.