Prefix overview
Phone numbers in prefix 401-210
This page covers the 401-210 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
401-210
RATE CENTER
BLOCK IS
CARRIER
ONVOY, LLC - RI
RI
Prefix range
The prefix 401-210 includes numbers from 4012100000 to 4012109999.
This range is associated with the BLOCK IS rate center and was originally assigned to ONVOY, LLC - RI.
Numbers in this prefix
20 numbers