Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK7RX callsign genealogy
Currently held by Holthaus, Loren E
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KK7RX's current licensee, walking backwards.
- WB7VMGcancelledcancelled 1999-02-16
Successor callsigns
Callsigns held now by people who previously held KK7RX.
- HOLTHAUS, LOREN EWAgranted 2017-05-31