← Area code 781
781-752 phone numbers
Numbers 781-752-0000 to 781-752-9999 are assigned to Level 3 Communications, LLC in Dedham, MA. 7 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 781-752-3xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.