Prefix overview
Phone numbers in prefix 628-291
This page covers the 628-291 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
628-291
RATE CENTER
MILLVALLEY
CARRIER
NEW CINGULAR WIRELESS PCS, LLC
CA
Prefix range
The prefix 628-291 includes numbers from 6282910000 to 6282919999.
This range is associated with the MILLVALLEY rate center and was originally assigned to NEW CINGULAR WIRELESS PCS, LLC.
Numbers in this prefix
20 numbers