Prefix overview
Phone numbers in prefix 443-339
This page covers the 443-339 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
443-339
RATE CENTER
SHERWD FOR
CARRIER
PAETEC ITEL, LLC
MD
Prefix range
The prefix 443-339 includes numbers from 4433390000 to 4433399999.
This range is associated with the SHERWD FOR rate center and was originally assigned to PAETEC ITEL, LLC.
Numbers in this prefix
20 numbers