Prefix overview
Phone numbers in prefix 662-421
This page covers the 662-421 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
662-421
RATE CENTER
TREMONT
CARRIER
LEVEL 3 COMMUNICATIONS, LLC - MS
MS
Prefix range
The prefix 662-421 includes numbers from 6624210000 to 6624219999.
This range is associated with the TREMONT rate center and was originally assigned to LEVEL 3 COMMUNICATIONS, LLC - MS.
Numbers in this prefix
20 numbers