978-529 phone numbers

Numbers 978-529-0000 to 978-529-9999 are assigned to Onvoy, LLC in Beverly, MA. 5 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 978-529-1xxx, 978-529-4xxx, 978-529-6xxx, 978-529-7xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 978-529