Prefix overview
Phone numbers in prefix 530-397
This page covers the 530-397 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
530-397
RATE CENTER
DORRIS
CARRIER
CAL-ORE TELEPHONE CO.
CA
Prefix range
The prefix 530-397 includes numbers from 5303970000 to 5303979999.
This range is associated with the DORRIS rate center and was originally assigned to CAL-ORE TELEPHONE CO..
Numbers in this prefix
20 numbers