Prefix overview
Phone numbers in prefix 605-397
This page covers the 605-397 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
605-397
RATE CENTER
GROTON
CARRIER
JAMES VALLEY COOPERATIVE TELEPHONE COMPANY
SD
Prefix range
The prefix 605-397 includes numbers from 6053970000 to 6053979999.
This range is associated with the GROTON rate center and was originally assigned to JAMES VALLEY COOPERATIVE TELEPHONE COMPANY.
Numbers in this prefix
20 numbers