234-428 phone numbers

Numbers 234-428-0000 to 234-428-9999 are assigned to Level 3 Communications, LLC (rate centre NEWTON FLS, OH, NANPA abbreviation). 5 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 234-428-1xxx, 234-428-5xxx, 234-428-8xxx, 234-428-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 234-428