Prefix overview
Phone numbers in prefix 307-490
This page covers the 307-490 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
307-490
RATE CENTER
UPTON
CARRIER
CHARTER IP ENABLED SERVICES, LLC
WY
Prefix range
The prefix 307-490 includes numbers from 3074900000 to 3074909999.
This range is associated with the UPTON rate center and was originally assigned to CHARTER IP ENABLED SERVICES, LLC.
Numbers in this prefix
20 numbers