Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF4THP callsign genealogy
Currently held by ELLIS, FRANCIS M
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 KF4THP's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KF4THP.
- W4CULactiveCULPEPER AMATEUR RADIO ASSOCIATIONVAgranted 2017-09-27