Canadial Know Who Called
← Area code 443

443-261 phone numbers

Numbers 443-261-0000 to 443-261-9999 are assigned to Mcimetro Access Transmission Services LLC (rate centre SEVERNA PK, MD, NANPA abbreviation). 9 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 443-261