Prefix overview
Phone numbers in prefix 307-412
This page covers the 307-412 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
307-412
RATE CENTER
CHEYENNE
CARRIER
AT&T - LOCAL
WY
Prefix range
The prefix 307-412 includes numbers from 3074120000 to 3074129999.
This range is associated with the CHEYENNE rate center and was originally assigned to AT&T - LOCAL.
Numbers in this prefix
20 numbers