364-640 phone numbers

Numbers 364-640-0000 to 364-640-9999 are assigned to Onvoy Spectrum, LLC in Hickman, KY. 2 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 364-640-2xxx, 364-640-3xxx, 364-640-5xxx, 364-640-6xxx, 364-640-7xxx, 364-640-8xxx, 364-640-9xxx — calls from these use spoofed caller IDs.

Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.

Reported numbers in 364-640