Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]

NXX: 602

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-602 A Rochester NH DOVRNHTHXEX  8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH 122      
603-602 0 Rochester NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122      
603-602 1 Rochester NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122      
603-602 2 Rochester NH DOVRNHTHXEX  8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH 122      
603-602 3 Rochester NH DOVRNHTHXEX  8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH 122      
603-602 4 Rochester NH DOVRNHTHXEX  8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH 122      
603-602 5 Rochester NH DOVRNHTHXEX  8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH 122      
603-602 6 Rochester NH DOVRNHTHXEX  8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH 122      
603-602 7 Rochester NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122      
603-602 8 Rochester NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122      
603-602 9 Rochester NH MNCHNHCOX9Z  637E ONVOY, LLC - NH 122      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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