Prefix overview
Phone numbers in prefix 623-305
This page covers the 623-305 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
623-305
RATE CENTER
PHOENIX
CARRIER
NEW CINGULAR WIRELESS PCS, LLC
AZ
Prefix range
The prefix 623-305 includes numbers from 6233050000 to 6233059999.
This range is associated with the PHOENIX rate center and was originally assigned to NEW CINGULAR WIRELESS PCS, LLC.
Numbers in this prefix
20 numbers