Prefix overview
Phone numbers in prefix 443-281
This page covers the 443-281 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
443-281
RATE CENTER
COCKEYSVL
CARRIER
MCIMETRO ACCESS TRANSMISSION SERVICES LLC
MD
Prefix range
The prefix 443-281 includes numbers from 4432810000 to 4432819999.
This range is associated with the COCKEYSVL rate center and was originally assigned to MCIMETRO ACCESS TRANSMISSION SERVICES LLC.
Numbers in this prefix
20 numbers