254-503 phone numbers

Numbers 254-503-0000 to 254-503-9999 are assigned to Onvoy, LLC in Kosse, TX. 3 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 254-503-6xxx — calls from these use spoofed caller IDs.

Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.

Reported numbers in 254-503