Prefix overview
Phone numbers in prefix 341-257
This page covers the 341-257 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
341-257
RATE CENTER
FRNK MAIN
CARRIER
ONVOY, LLC - CA
CA
Prefix range
The prefix 341-257 includes numbers from 3412570000 to 3412579999.
This range is associated with the FRNK MAIN rate center and was originally assigned to ONVOY, LLC - CA.
Numbers in this prefix
20 numbers