Prefix overview
Phone numbers in prefix 380-388
This page covers the 380-388 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
380-388
RATE CENTER
ALTON
CARRIER
ONVOY, LLC - OH
OH
Prefix range
The prefix 380-388 includes numbers from 3803880000 to 3803889999.
This range is associated with the ALTON rate center and was originally assigned to ONVOY, LLC - OH.
Numbers in this prefix
20 numbers