Prefix overview
Phone numbers in prefix 414-204
This page covers the 414-204 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
414-204
RATE CENTER
MILWAUKZN1
CARRIER
NUSO, LLC
WI
Prefix range
The prefix 414-204 includes numbers from 4142040000 to 4142049999.
This range is associated with the MILWAUKZN1 rate center and was originally assigned to NUSO, LLC.
Numbers in this prefix
20 numbers