Local Calling Guide

Area code/prefix search

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OCN: 637E ONVOY, LLC - NH

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
603-956 3 Portsmouth NH MNCHNHCOX9Z  122   2022-09-29   
603-956 4 Portsmouth NH MNCHNHCOX9Z  122   2022-09-29   
603-956 5 Portsmouth NH MNCHNHCOX9Z  122   2022-12-23   
603-956 6 Portsmouth NH MNCHNHCOX9Z  122   2023-08-20   
603-956 7 Portsmouth NH MNCHNHCOX9Z  122   2023-05-08   
603-956 9 Portsmouth NH MNCHNHCOX9Z  122   2023-06-23   
603-988 0 Portsmouth NH MNCHNHCOX9Z  122   2021-11-13   

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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