Prefix overview
Phone numbers in prefix 448-443
This page covers the 448-443 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
448-443
RATE CENTER
GREENSBORO
CARRIER
ONVOY SPECTRUM, LLC
FL
Prefix range
The prefix 448-443 includes numbers from 4484430000 to 4484439999.
This range is associated with the GREENSBORO rate center and was originally assigned to ONVOY SPECTRUM, LLC.
Numbers in this prefix
20 numbers