Prefix overview
Phone numbers in prefix 520-493
This page covers the 520-493 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
520-493
RATE CENTER
TUCSON
CARRIER
FIRSTDIGITAL TELECOM, LLC - UT
AZ
Prefix range
The prefix 520-493 includes numbers from 5204930000 to 5204939999.
This range is associated with the TUCSON rate center and was originally assigned to FIRSTDIGITAL TELECOM, LLC - UT.
Numbers in this prefix
20 numbers