Prefix overview
Phone numbers in prefix 773-366
This page covers the 773-366 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
773-366
RATE CENTER
CHICGOZN10
CARRIER
T-MOBILE USA, INC.
IL
Prefix range
The prefix 773-366 includes numbers from 7733660000 to 7733669999.
This range is associated with the CHICGOZN10 rate center and was originally assigned to T-MOBILE USA, INC..
Numbers in this prefix
20 numbers