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

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
320-497 A St Cloud MN STCDMNATWMD  322E YMAX COMMUNICATIONS CORP. - MN 626   2011-04-03   
320-497 0 St Cloud MN   322E YMAX COMMUNICATIONS CORP. - MN 626   2011-04-03   
320-497 1 St Cloud MN   322E YMAX COMMUNICATIONS CORP. - MN 626   2011-04-03   
320-497 2 St Cloud MN   322E YMAX COMMUNICATIONS CORP. - MN 626   2011-04-03   
320-497 3 St Cloud MN   322E YMAX COMMUNICATIONS CORP. - MN 626   2011-04-03   
320-497 4 St Cloud MN   322E YMAX COMMUNICATIONS CORP. - MN 626   2011-04-03   
320-497 7 St Cloud MN   184D ONVOY, LLC MN 626   2013-09-14   

Last updated: Sun, 31 May 2020 11:59:01 UTC

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