Prefix overview
Phone numbers in prefix 831-535
This page covers the 831-535 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
831-535
RATE CENTER
SANTA CRUZ
CARRIER
MCIMETRO ACCESS TRANSMISSION SERVICES LLC
CA
Prefix range
The prefix 831-535 includes numbers from 8315350000 to 8315359999.
This range is associated with the SANTA CRUZ rate center and was originally assigned to MCIMETRO ACCESS TRANSMISSION SERVICES LLC.
Numbers in this prefix
20 numbers