Prefix overview
Phone numbers in prefix 850-400
This page covers the 850-400 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
850-400
RATE CENTER
MILTON
CARRIER
METROPCS, INC.
FL
Prefix range
The prefix 850-400 includes numbers from 8504000000 to 8504009999.
This range is associated with the MILTON rate center and was originally assigned to METROPCS, INC..
Numbers in this prefix
20 numbers