Prefix overview
Phone numbers in prefix 858-309
This page covers the 858-309 prefix in the United States. It shows where numbers come from, which carrier is linked to the range, and how this block is structured.
If you are looking for a specific number, you can continue to its dedicated phone page. Otherwise, this page helps you understand the broader number block behind it.
PREFIX
858-309
RATE CENTER
SNDG LVTA
CARRIER
LEVEL 3 TELECOM OF CALIFORNIA, LP - CA
CA
Prefix range
The prefix 858-309 includes numbers from 8583090000 to 8583099999.
This range is associated with the SNDG LVTA rate center and was originally assigned to LEVEL 3 TELECOM OF CALIFORNIA, LP - CA.
Numbers in this prefix
20 numbers