667-397 phone numbers

Numbers 667-397-0000 to 667-397-9999 are assigned to Onvoy, LLC in Solomons, MD. 3 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 667-397-0xxx, 667-397-1xxx, 667-397-2xxx, 667-397-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 667-397