Prefix overview
Phone numbers in prefix 773-266
This page covers the 773-266 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
773-266
RATE CENTER
CHICGOZN01
CARRIER
NEW CINGULAR WIRELESS PCS, LLC - IL
IL
Prefix range
The prefix 773-266 includes numbers from 7732660000 to 7732669999.
This range is associated with the CHICGOZN01 rate center and was originally assigned to NEW CINGULAR WIRELESS PCS, LLC - IL.
Numbers in this prefix
20 numbers