Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1JCF callsign genealogy
Currently held by FREY II, JAMES C
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 K1JCF's current licensee, walking backwards.
- FARRELL, JOSEPH LCTgranted 1995-03-09cancelled 2005-02-01
Successor callsigns
Callsigns held now by people who previously held K1JCF.
- FREY II, JAMES COHgranted 2021-11-05
All historical holders
Every license row we've seen with the callsign K1JCF, oldest first.
- FREY II, JAMES C OH1999-11-10 → cancelled 2000-07-18
- FARRELL, JOSEPH L CT2025-01-11 active