Prefix overview
Phone numbers in prefix 401-420
This page covers the 401-420 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
401-420
RATE CENTER
LTLCOMPTON
CARRIER
MCIMETRO ACCESS TRANSMISSION SERVICES LLC
RI
Prefix range
The prefix 401-420 includes numbers from 4014200000 to 4014209999.
This range is associated with the LTLCOMPTON rate center and was originally assigned to MCIMETRO ACCESS TRANSMISSION SERVICES LLC.
Numbers in this prefix
20 numbers