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: 207 [Rate centres in NPA 207] [Dial plan for NPA 207]

NXX: 830

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
207-830 A Waterville ME PTLDMECMAMD  6386 BELL ATLANTIC MOBILE, INC 120      
207-830 0 Waterville ME PTLDMECMAMD  6386 BELL ATLANTIC MOBILE, INC 120   2020-09-06   
207-830 1 Waterville ME PTLDMECCXCX  6889 OMNIPOINT MIAMI E LICENSE, LLC 120   2021-07-08   
207-830 2 Waterville ME PTLDMEFO06Z  454F ONVOY, LLC - ME 120   2021-11-13   
207-830 3 Waterville ME PTLDMECCXCX  6889 OMNIPOINT MIAMI E LICENSE, LLC 120   2022-05-06   
207-830 4 Waterville ME PTLDME02DS5  925H PEERLESS NETWORK OF MAINE, LLC- ME 120   2020-11-14   
207-830 5 Waterville ME PTLDMEFO06Z  454F ONVOY, LLC - ME 120   2022-06-21   
207-830 6 Waterville ME PTLDMECCXCX  6889 OMNIPOINT MIAMI E LICENSE, LLC 120   2024-02-02   
207-830 7 Waterville ME PTLDMEFOX6Z  382D LEVEL 3 COMMUNICATIONS, LLC - ME 120   2020-11-07   
207-830 8 Waterville ME PTLDMEFO06Z  454F ONVOY, LLC - ME 120   2021-01-01   
207-830 9 Waterville ME PTLDMEFO12Z  624H ONVOY SPECTRUM, LLC 120   2021-12-06   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.