Prefix overview
Phone numbers in prefix 773-336
This page covers the 773-336 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
773-336
RATE CENTER
CHICGOZN09
CARRIER
FIRST COMMUNICATIONS, LLC
IL
Prefix range
The prefix 773-336 includes numbers from 7733360000 to 7733369999.
This range is associated with the CHICGOZN09 rate center and was originally assigned to FIRST COMMUNICATIONS, LLC.
Numbers in this prefix
20 numbers