← Area code 207
207-644 phone numbers
Numbers 207-644-0000 to 207-644-9999 are assigned to Tidewater Telecom, Inc. (rate centre SO BRISTOL, ME, NANPA abbreviation). 2 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 207-644-2xxx, 207-644-3xxx, 207-644-5xxx, 207-644-6xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.