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: 939 [Rate centres in NPA 939] [Dial plan for NPA 939]

NXX: 393

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
939-393 A Barceloneta PR GUYNPRTCDS0  985G NATURAL G.C. INC. - PR 820      
939-393 2 Barceloneta PR PBVJPRCOYMD  091J LUMEN TECHNOLOGIES PUERTO RICO, LLC 820   2020-03-08   
939-393 3 Barceloneta PR BYMNPRCO4MD  624H ONVOY SPECTRUM, LLC 820   2023-12-05   
939-393 4 Barceloneta PR BYMNPRCO1MD  559F NEUTRAL TANDEM - PR 820   2021-07-31   
939-393 5 Barceloneta PR BYMNPRCO1MD  559F NEUTRAL TANDEM - PR 820   2021-07-31   
939-393 9 Barceloneta PR GUYNPRTCDS0  985G NATURAL G.C. INC. - PR 820   2019-03-03   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.