Prefix overview
Phone numbers in prefix 443-446
This page covers the 443-446 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
443-446
RATE CENTER
QUEENSTOWN
CARRIER
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD
MD
Prefix range
The prefix 443-446 includes numbers from 4434460000 to 4434469999.
This range is associated with the QUEENSTOWN rate center and was originally assigned to MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD.
Numbers in this prefix
20 numbers