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: 343

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
207-343 A Guilford ME PTLDMECMAMD  6386 BELL ATLANTIC MOBILE, INC 120      
207-343 0 Guilford ME   6386 BELL ATLANTIC MOBILE, INC 120      
207-343 1 Guilford ME   6386 BELL ATLANTIC MOBILE, INC 120      
207-343 2 Guilford ME   6386 BELL ATLANTIC MOBILE, INC 120      
207-343 3 Guilford ME   6386 BELL ATLANTIC MOBILE, INC 120      
207-343 4 Guilford ME   6889 OMNIPOINT MIAMI E LICENSE, LLC 120   2025-04-20   
207-343 5 Guilford ME   145J TERRA NOVA TELECOM INC. 120   2021-09-23   
207-343 6 Guilford ME   5562 METROPCS, INC. 120   2025-04-25   
207-343 7 Guilford ME   145J TERRA NOVA TELECOM INC. 120   2023-04-25   
207-343 8 Guilford ME   145J TERRA NOVA TELECOM INC. 120   2023-11-11   
207-343 9 Guilford ME   145J TERRA NOVA TELECOM INC. 120   2025-03-01   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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