Prefix overview
Phone numbers in prefix 410-406
This page covers the 410-406 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
410-406
RATE CENTER
ESSEX
CARRIER
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD
MD
Prefix range
The prefix 410-406 includes numbers from 4104060000 to 4104069999.
This range is associated with the ESSEX rate center and was originally assigned to MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD.
Numbers in this prefix
20 numbers