978-428 phone numbers

Numbers 978-428-0000 to 978-428-9999 are assigned to Mcimetro Access Transmission Services LLC in Ayer, MA. 1 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 978-428-1xxx, 978-428-3xxx, 978-428-4xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 978-428