Prefix overview
Phone numbers in prefix 448-257
This page covers the 448-257 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
448-257
RATE CENTER
HOSFORD
CARRIER
COMCAST IP PHONE, LLC
FL
Prefix range
The prefix 448-257 includes numbers from 4482570000 to 4482579999.
This range is associated with the HOSFORD rate center and was originally assigned to COMCAST IP PHONE, LLC.
Numbers in this prefix
20 numbers