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: 413 [Rate centres in NPA 413] [Dial plan for NPA 413]

NXX: 389

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
413-389 A Springfield MA SPFDMAWOXGX  515J IP HORIZON LLC 126      
413-389 0 Springfield MA SPFDMAWOCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126   2020-12-19   
413-389 1 Springfield MA   515J IP HORIZON LLC 126   2020-10-30   
413-389 2 Springfield MA SPFDMAWOCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126   2020-12-19   
413-389 3 Springfield MA SPFDMAWOCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126   2020-12-19   
413-389 4 Springfield MA SPFDMAWOCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126   2020-12-19   
413-389 5 Springfield MA SPFDMAWOCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126   2020-12-19   
413-389 6 Springfield MA SPFDMAWOCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126   2020-12-19   
413-389 7 Springfield MA SPFDMAWOCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126   2020-12-19   
413-389 8 Springfield MA SPFDMAWOCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126   2020-12-19   
413-389 9 Springfield MA SPFDMAWOCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126   2020-12-19   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.