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.

OCN: 5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
564-676 1 Oak Harbor WA STTLWAGAAMD  674   2023-08-14   
564-888 0 Vancouver WA PTLDORWNAMD  672   2019-04-28   
564-888 1 Vancouver WA PTLDORWNAMD  672   2019-07-02   
564-888 3 Vancouver WA PTLDORWNAMD  672   2019-08-01   
564-900 0 Mount Vernon WA STTLWAGAAMD  674   2022-03-25   
564-900 1 Mount Vernon WA STTLWAGAAMD  674   2023-06-01   
564-900 2 Mount Vernon WA STTLWAGAAMD  674   2023-08-28   
564-999 0 Olympia WA STTLWAGAAMD  674   2019-07-12   
564-999 1 Olympia WA STTLWAGAAMD  674   2019-08-12   
564-999 3 Olympia WA STTLWAGAAMD  674   2019-10-16   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34

Last updated: Mon, 15 Sep 2025 02:24:40 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.