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: 808 [Rate centres in NPA 808] [Dial plan for NPA 808]

NXX: 940

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
808-940 A Honolulu HI HNLLHIMNX9X  197D VONAGE AMERICA LLC 834      
808-940 0 Honolulu HI   197D VONAGE AMERICA LLC 834   2018-08-13   
808-940 1 Honolulu HI   6529 T-MOBILE USA, INC. 834   2019-01-12   
808-940 2 Honolulu HI   6529 T-MOBILE USA, INC. 834   2019-01-12   
808-940 3 Honolulu HI   6529 T-MOBILE USA, INC. 834   2018-10-29   
808-940 4 Honolulu HI   6529 T-MOBILE USA, INC. 834   2018-10-29   
808-940 5 Honolulu HI   6529 T-MOBILE USA, INC. 834   2019-05-02   
808-940 6 Honolulu HI   6529 T-MOBILE USA, INC. 834   2019-05-02   
808-940 7 Honolulu HI   6529 T-MOBILE USA, INC. 834   2019-06-05   
808-940 8 Honolulu HI   6529 T-MOBILE USA, INC. 834   2018-09-28   
808-940 9 Honolulu HI   6529 T-MOBILE USA, INC. 834   2018-09-28   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.