Prefix overview
Phone numbers in prefix 423-377
This page covers the 423-377 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
423-377
RATE CENTER
LAFOLLETTE
CARRIER
UNITED STATES CELLULAR - TN
TN
Prefix range
The prefix 423-377 includes numbers from 4233770000 to 4233779999.
This range is associated with the LAFOLLETTE rate center and was originally assigned to UNITED STATES CELLULAR - TN.
Numbers in this prefix
20 numbers