Prefix overview
Phone numbers in prefix 310-428
This page covers the 310-428 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
310-428
RATE CENTER
SNMN SNMN
CARRIER
METROPCS NETWORKS, LLC
CA
Prefix range
The prefix 310-428 includes numbers from 3104280000 to 3104289999.
This range is associated with the SNMN SNMN rate center and was originally assigned to METROPCS NETWORKS, LLC.
Numbers in this prefix
20 numbers