978-563 phone numbers

Numbers 978-563-0000 to 978-563-9999 are assigned to Comcast Ip Phone, LLC (rate centre STERLING, MA, NANPA abbreviation). 6 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 978-563-0xxx, 978-563-7xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 978-563