Prefix overview
Phone numbers in prefix 310-499
This page covers the 310-499 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
310-499
RATE CENTER
BEVERLYHLS
CARRIER
LEVEL 3 COMMUNICATIONS, LLC - CA
CA
Prefix range
The prefix 310-499 includes numbers from 3104990000 to 3104999999.
This range is associated with the BEVERLYHLS rate center and was originally assigned to LEVEL 3 COMMUNICATIONS, LLC - CA.
Numbers in this prefix
20 numbers