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: 808

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
507-808 A Preston MN ROCHMNROUMD  184D ONVOY, LLC - MN 620      
507-808 0 Preston MN ROCHMNROXQX  624H ONVOY SPECTRUM, LLC 620   2021-06-29   
507-808 1 Preston MN ROCHMNROXRX  073H TELNYX LLC 620   2021-10-07   
507-808 2 Preston MN ROCHMNROTMD  5256 LEVEL 3 COMMUNICATIONS, LLC - MN 620   2022-03-29   
507-808 5 Preston MN ROCHMNROQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2021-08-30   
507-808 6 Preston MN ROCHMNROXAX  8405 TELEPORT COMMUNICATIONS AMERICA, LLC - MN 620   2022-07-11   
507-808 8 Preston MN ROCHMNROUMD  184D ONVOY, LLC - MN 620   2021-06-27   
507-808 9 Preston MN ROCHMNROXQX  624H ONVOY SPECTRUM, LLC 620   2021-10-24   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.