606-618 phone numbers

Numbers 606-618-0000 to 606-618-9999 are assigned to Level 3 Communications, LLC in Ashland, KY. 7 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 606-618-4xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 606-618