978-261 phone numbers

Numbers 978-261-0000 to 978-261-9999 are assigned to Bandwidth.com CLEC, LLC (rate centre SUDBURY, MA, NANPA abbreviation). 5 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 978-261-4xxx, 978-261-6xxx, 978-261-8xxx, 978-261-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 978-261