Prefix overview
Phone numbers in prefix 810-420
This page covers the 810-420 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
810-420
RATE CENTER
MARINECITY
CARRIER
LEVEL 3 COMMUNICATIONS, LLC - MI
MI
Prefix range
The prefix 810-420 includes numbers from 8104200000 to 8104209999.
This range is associated with the MARINECITY rate center and was originally assigned to LEVEL 3 COMMUNICATIONS, LLC - MI.
Numbers in this prefix
20 numbers