435-737 phone numbers

Numbers 435-737-0000 to 435-737-9999 are assigned to Ton80 Communications, LLC in Tooele, UT. 5 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 435-737-0xxx, 435-737-3xxx, 435-737-4xxx, 435-737-6xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 435-737