925-660 phone numbers

Numbers 925-660-0000 to 925-660-9999 are assigned to Level 3 Telecom of California, LP in Pleasanton, CA. 7 of its ten thousand-number blocks are assigned to other carriers (number pooling).

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

Reported numbers in 925-660