Prefix overview
Phone numbers in prefix 605-423
This page covers the 605-423 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
605-423
RATE CENTER
STURGIS
CARRIER
QWEST CORPORATION
SD
Prefix range
The prefix 605-423 includes numbers from 6054230000 to 6054239999.
This range is associated with the STURGIS rate center and was originally assigned to QWEST CORPORATION.
Numbers in this prefix
20 numbers