334-635 phone numbers

Numbers 334-635-0000 to 334-635-9999 are assigned to Level 3 Communications, LLC in Troy, AL. 6 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 334-635-6xxx, 334-635-8xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 334-635