Prefix overview
Phone numbers in prefix 903-300
This page covers the 903-300 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
903-300
RATE CENTER
COOPER
CARRIER
CUMBY TELEPHONE COOPERATIVE, INC.
TX
Prefix range
The prefix 903-300 includes numbers from 9033000000 to 9033009999.
This range is associated with the COOPER rate center and was originally assigned to CUMBY TELEPHONE COOPERATIVE, INC..
Numbers in this prefix
20 numbers