← Area code 940
940-403 phone numbers
Numbers 940-403-0000 to 940-403-9999 are assigned to Onvoy, LLC (rate centre WICHITAFLS, TX, NANPA abbreviation).
Not assigned to any carrier: 940-403-2xxx, 940-403-3xxx, 940-403-4xxx, 940-403-6xxx, 940-403-7xxx, 940-403-9xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.