Prefix overview
Phone numbers in prefix 945-544
This page covers the 945-544 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
945-544
RATE CENTER
FRISCO
CARRIER
ONVOY, LLC - TX
TX
Prefix range
The prefix 945-544 includes numbers from 9455440000 to 9455449999.
This range is associated with the FRISCO rate center and was originally assigned to ONVOY, LLC - TX.
Numbers in this prefix
20 numbers