Prefix overview
Phone numbers in prefix 507-331
This page covers the 507-331 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
507-331
RATE CENTER
FARIBAULT
CARRIER
ONVOY, LLC - MN
MN
Prefix range
The prefix 507-331 includes numbers from 5073310000 to 5073319999.
This range is associated with the FARIBAULT rate center and was originally assigned to ONVOY, LLC - MN.
Numbers in this prefix
20 numbers