Prefix overview
Phone numbers in prefix 557-220
This page covers the 557-220 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
557-220
RATE CENTER
CREVECOEUR
CARRIER
NEW CINGULAR WIRELESS PCS, LLC - IL
MO
Prefix range
The prefix 557-220 includes numbers from 5572200000 to 5572209999.
This range is associated with the CREVECOEUR rate center and was originally assigned to NEW CINGULAR WIRELESS PCS, LLC - IL.
Numbers in this prefix
20 numbers