Prefix overview
Phone numbers in prefix 443-319
This page covers the 443-319 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
443-319
RATE CENTER
COLUMBIA
CARRIER
PAETEC ITEL, LLC
MD
Prefix range
The prefix 443-319 includes numbers from 4433190000 to 4433199999.
This range is associated with the COLUMBIA rate center and was originally assigned to PAETEC ITEL, LLC.
Numbers in this prefix
20 numbers