442-440 phone numbers

Numbers 442-440-0000 to 442-440-9999 are assigned to Onvoy, LLC in Lenwood, CA. 1 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 442-440-0xxx, 442-440-5xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 442-440