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401-398 phone numbers

Numbers 401-398-0000 to 401-398-9999 are assigned to Comcast Ip Phone, LLC (rate centre GREENWICH, RI, NANPA abbreviation). 5 of its ten thousand-number blocks are assigned to other carriers (number pooling).

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

Reported numbers in 401-398