Canadial Know Who Called
← Area code 816

816-684 phone numbers

Numbers 816-684-0000 to 816-684-9999 are assigned to Onvoy, LLC (rate centre HELENA, MO, NANPA abbreviation). 1 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 816-684-0xxx, 816-684-1xxx, 816-684-4xxx, 816-684-5xxx, 816-684-7xxx, 816-684-8xxx, 816-684-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 816-684