Prefix overview
Phone numbers in prefix 307-283
This page covers the 307-283 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
307-283
RATE CENTER
SUNDANCE
CARRIER
RANGE TEL COOP INC
WY
Prefix range
The prefix 307-283 includes numbers from 3072830000 to 3072839999.
This range is associated with the SUNDANCE rate center and was originally assigned to RANGE TEL COOP INC.
Numbers in this prefix
20 numbers