Prefix overview
Phone numbers in prefix 520-333
This page covers the 520-333 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
520-333
RATE CENTER
TUCSON
CARRIER
MCIMETRO ACCESS TRANSMISSION SERVICES LLC
AZ
Prefix range
The prefix 520-333 includes numbers from 5203330000 to 5203339999.
This range is associated with the TUCSON rate center and was originally assigned to MCIMETRO ACCESS TRANSMISSION SERVICES LLC.
Numbers in this prefix
20 numbers