Prefix overview
Phone numbers in prefix 227-666
This page covers the 227-666 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
227-666
RATE CENTER
FREDERICK
CARRIER
ONVOY, LLC - MD
MD
Prefix range
The prefix 227-666 includes numbers from 2276660000 to 2276669999.
This range is associated with the FREDERICK rate center and was originally assigned to ONVOY, LLC - MD.
Numbers in this prefix
20 numbers