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: 320 [Rate centres in NPA 320] [Dial plan for NPA 320]

NXX: 391

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
320-391 A Alexandria MN STCDMNTOX3X  184D ONVOY, LLC - MN 626      
320-391 0 Alexandria MN STCDMNTOX3X  184D ONVOY, LLC - MN 626      
320-391 1 Alexandria MN STCDMNTOX7Y  5816 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN 626      
320-391 2 Alexandria MN STCDMNTOXTX  073H TELNYX LLC 626      
320-391 3 Alexandria MN STCDMNTONMD  7783 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MN 626      
320-391 4 Alexandria MN STCDMNTOX3X  184D ONVOY, LLC - MN 626      
320-391 5 Alexandria MN STCDMNTOX3X  184D ONVOY, LLC - MN 626      
320-391 6 Alexandria MN STCDMNTOXRX  980E BANDWIDTH.COM CLEC, LLC - MN 626      
320-391 7 Alexandria MN STCDMNTOXQX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 626      
320-391 8 Alexandria MN STCDMNTOX3X  184D ONVOY, LLC - MN 626      
320-391 9 Alexandria MN STCDMNTOX3X  184D ONVOY, LLC - MN 626      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.