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.

Portland, ME

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
207-823 3   382D LEVEL 3 COMMUNICATIONS, LLC - ME 120   2024-11-14   
207-823 4   6386 BELL ATLANTIC MOBILE, INC 120   2024-10-27   
207-823 5   454F ONVOY, LLC - ME 120      
207-823 6   454F ONVOY, LLC - ME 120      
207-823 7   454F ONVOY, LLC - ME 120      
207-823 8   454F ONVOY, LLC - ME 120      
207-823 9   454F ONVOY, LLC - ME 120      
207-828 A PTLDMEFODS0  5111 CONSOLIDATED COMM OF NO. NEW ENGLAND-ME 120      
207-831 A WSBKMEPQAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 120      
207-835 A PTLDMEFOX6Z  382D LEVEL 3 COMMUNICATIONS, LLC - ME 120      
207-835 0   793K TWC IP ENABLED SERVICES, LLC 120   2015-12-06   
207-835 1   382D LEVEL 3 COMMUNICATIONS, LLC - ME 120   2018-04-02   
207-835 2   9472 BIDDEFORD INTERNET CORPORATION - ME 120   2016-02-04   
207-835 3   7777 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - ME 120   2016-01-15   
207-835 4   382D LEVEL 3 COMMUNICATIONS, LLC - ME 120   2016-07-01   
207-835 5   382D LEVEL 3 COMMUNICATIONS, LLC - ME 120   2016-07-18   
207-835 6   793K TWC IP ENABLED SERVICES, LLC 120   2016-06-10   
207-835 7   793K TWC IP ENABLED SERVICES, LLC 120   2016-06-10   
207-835 8   7777 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - ME 120   2016-05-10   
207-835 9   6291 UNITED STATES CELLULAR - ME 120   2015-12-17   
207-838 A WSBKMEPQAMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 120      
207-842 A PTLDMEFODS0  5111 CONSOLIDATED COMM OF NO. NEW ENGLAND-ME 120      
207-851 A SPLDMEESDS0  5111 CONSOLIDATED COMM OF NO. NEW ENGLAND-ME 120      
207-870 A PTLDMEFODS0  5111 CONSOLIDATED COMM OF NO. NEW ENGLAND-ME 120      
207-870 0   5111 CONSOLIDATED COMM OF NO. NEW ENGLAND-ME 120      
207-870 1   5111 CONSOLIDATED COMM OF NO. NEW ENGLAND-ME 120      
207-870 2   5111 CONSOLIDATED COMM OF NO. NEW ENGLAND-ME 120      
207-870 3   454F ONVOY, LLC - ME 120   2022-09-25   
207-870 4   454F ONVOY, LLC - ME 120   2022-09-25   
207-870 5   5111 CONSOLIDATED COMM OF NO. NEW ENGLAND-ME 120      
207-870 6   882G TELEPORT COMMUNICATIONS AMERICA, LLC - ME 120   2024-01-11   
207-870 7   6386 BELL ATLANTIC MOBILE, INC 120   2023-09-15   
207-870 9   454F ONVOY, LLC - ME 120   2023-09-09   
207-871 A PTLDMEFODS0  5111 CONSOLIDATED COMM OF NO. NEW ENGLAND-ME 120      
207-874 A PTLDMEFODS0  5111 CONSOLIDATED COMM OF NO. NEW ENGLAND-ME 120      
207-878 A NDRGMEAUDS0  5111 CONSOLIDATED COMM OF NO. NEW ENGLAND-ME 120      
207-879 A PTLDMEFODS0  5111 CONSOLIDATED COMM OF NO. NEW ENGLAND-ME 120      
207-880 A PTLDMECCXCX  6889 OMNIPOINT MIAMI E LICENSE, LLC 120      
207-880 0   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 120   2021-02-06   
207-880 1   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 120   2021-02-06   
207-880 2   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 120   2021-02-06   
207-880 3   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 120   2021-02-06   
207-880 4   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 120   2021-02-06   
207-880 5   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 120   2021-02-06   
207-880 6   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 120   2021-02-06   
207-880 7   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 120   2021-02-06   
207-880 8   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 120   2021-02-06   
207-880 9   6889 OMNIPOINT MIAMI E LICENSE, LLC 120   2021-02-05   
207-888 A PTLDME02CMD  145J TERRA NOVA TELECOM INC. 120      
207-888 0   925H PEERLESS NETWORK OF MAINE, LLC- ME 120   2019-03-08   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.