Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 207 [Rate centres in NPA 207] [Dial plan for NPA 207]

NXX: 910

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
207-910 A Portland ME PTLDMEFO06Z  454F ONVOY, LLC - ME 120      
207-910 0 Portland ME   454F ONVOY, LLC - ME 120   2021-02-05   
207-910 1 Portland ME   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 120   2023-07-11   
207-910 2 Portland ME   382D LEVEL 3 COMMUNICATIONS, LLC - ME 120   2021-02-06   
207-910 3 Portland ME   454F ONVOY, LLC - ME 120   2023-07-15   
207-910 4 Portland ME   382D LEVEL 3 COMMUNICATIONS, LLC - ME 120   2022-10-18   
207-910 5 Portland ME   382D LEVEL 3 COMMUNICATIONS, LLC - ME 120   2024-01-27   
207-910 6 Portland ME   454F ONVOY, LLC - ME 120   2021-02-06   
207-910 7 Portland ME   454F ONVOY, LLC - ME 120   2021-02-06   
207-910 8 Portland ME   073H TELNYX LLC 120   2023-06-22   
207-910 9 Portland ME   073H TELNYX LLC 120   2023-06-22   

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

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