Prefix overview
Phone numbers in prefix 308-392
This page covers the 308-392 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
308-392
RATE CENTER
GRAND IS
CARRIER
MCIMETRO ACCESS TRANSMISSION SERVICES LLC
NE
Prefix range
The prefix 308-392 includes numbers from 3083920000 to 3083929999.
This range is associated with the GRAND IS rate center and was originally assigned to MCIMETRO ACCESS TRANSMISSION SERVICES LLC.
Numbers in this prefix
20 numbers