Prefix overview
Phone numbers in prefix 303-294
This page covers the 303-294 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
303-294
RATE CENTER
DENVER
CARRIER
QWEST CORPORATION
CO
Prefix range
The prefix 303-294 includes numbers from 3032940000 to 3032949999.
This range is associated with the DENVER rate center and was originally assigned to QWEST CORPORATION.
Numbers in this prefix
20 numbers