Prefix overview
Phone numbers in prefix 945-400
This page covers the 945-400 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
945-400
RATE CENTER
FRISCO
CARRIER
USFON, INC. - TX
TX
Prefix range
The prefix 945-400 includes numbers from 9454000000 to 9454009999.
This range is associated with the FRISCO rate center and was originally assigned to USFON, INC. - TX.
Numbers in this prefix
20 numbers