707-754 phone numbers

Numbers 707-754-0000 to 707-754-9999 are assigned to Onvoy, LLC in Yountville, CA. 3 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 707-754-5xxx, 707-754-6xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 707-754