Prefix overview
Phone numbers in prefix 667-388
This page covers the 667-388 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
667-388
RATE CENTER
SEVERN
CARRIER
NEW CINGULAR WIRELESS PCS, LLC - DC
MD
Prefix range
The prefix 667-388 includes numbers from 6673880000 to 6673889999.
This range is associated with the SEVERN rate center and was originally assigned to NEW CINGULAR WIRELESS PCS, LLC - DC.
Numbers in this prefix
20 numbers