Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: PTLDMEFOPS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
207-770 A Portland ME 383J FIDIUM ENTERPRISE SERVICES, LLC 120      
207-770 9 Portland ME 383J FIDIUM ENTERPRISE SERVICES, LLC 120      

Last updated: Sun, 17 May 2026 03:26:51 UTC

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