Prefix overview
Phone numbers in prefix 443-256
This page covers the 443-256 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
443-256
RATE CENTER
NORTH EAST
CARRIER
PAETEC ITEL, LLC
MD
Prefix range
The prefix 443-256 includes numbers from 4432560000 to 4432569999.
This range is associated with the NORTH EAST rate center and was originally assigned to PAETEC ITEL, LLC.
Numbers in this prefix
20 numbers