Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 959 [Rate centres in NPA 959] [Dial plan for NPA 959]

NXX: 275

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
959-275 A Farmington CT   639C ONVOY, LLC - CT 920   2025-05-04   
959-275 0 Farmington CT   639C ONVOY, LLC - CT 920   2025-05-04   
959-275 5 Farmington CT   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2025-05-30   
959-275 8 Farmington CT   639C ONVOY, LLC - CT 920   2025-05-10   
959-275 9 Farmington CT   639C ONVOY, LLC - CT 920   2025-05-10   

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

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