← Area code 928
928-372 phone numbers
Numbers 928-372-0000 to 928-372-9999 are assigned to Arizona Tel. Co. (rate centre HARQUHLVLY, AZ, NANPA abbreviation).
Not assigned to any carrier: 928-372-0xxx, 928-372-1xxx, 928-372-3xxx, 928-372-4xxx, 928-372-5xxx, 928-372-6xxx, 928-372-7xxx, 928-372-8xxx, 928-372-9xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.