← Area code 434
434-388 phone numbers
Numbers 434-388-0000 to 434-388-9999 are assigned to Onvoy, LLC (rate centre BUCKINGHAM, VA, NANPA abbreviation).
Not assigned to any carrier: 434-388-0xxx, 434-388-1xxx, 434-388-2xxx, 434-388-4xxx, 434-388-5xxx, 434-388-6xxx, 434-388-7xxx, 434-388-8xxx, 434-388-9xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.