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: 305 [Rate centres in NPA 305] [Dial plan for NPA 305]

NXX: 320

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
305-320 A Keys FL KYWSFLMAGT0  971D PROTECTION PLUS THE FL KEYS DBA ENGAGE COMM - FL 46017      
305-320 0 Keys FL KYWSFLMAGT0  971D PROTECTION PLUS THE FL KEYS DBA ENGAGE COMM - FL 46017   2007-05-12   
305-320 1 Keys FL MIAQFL60DS3  594D YMAX COMMUNICATIONS CORP. - FL 46017   2009-02-09   
305-320 2 Keys FL MIAQFL60DS3  594D YMAX COMMUNICATIONS CORP. - FL 46017   2009-02-09   
305-320 3 Keys FL MIAQFL60DS3  594D YMAX COMMUNICATIONS CORP. - FL 46017   2009-02-09   
305-320 4 Keys FL MIAQFL60DS3  594D YMAX COMMUNICATIONS CORP. - FL 46017   2009-01-12   
305-320 5 Keys FL MIAQFL60DS3  594D YMAX COMMUNICATIONS CORP. - FL 46017   2009-01-12   
305-320 6 Keys FL MIAQFL60DS3  594D YMAX COMMUNICATIONS CORP. - FL 46017   2009-01-12   
305-320 7 Keys FL MIAQFL60DS3  594D YMAX COMMUNICATIONS CORP. - FL 46017   2009-01-12   
305-320 8 Keys FL MIAQFL60DS3  594D YMAX COMMUNICATIONS CORP. - FL 46017   2009-01-12   
305-320 9 Keys FL MIAQFL60DS3  594D YMAX COMMUNICATIONS CORP. - FL 46017   2009-01-12   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.