Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF4CAT callsign genealogy
Currently held by GAINEY, JIMMY L
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 KF4CAT's current licensee, walking backwards.
- Ho, VenusTNgranted 2018-06-18cancelled 2018-07-07
Successor callsigns
Callsigns held now by people who previously held KF4CAT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KF4CAT, oldest first.
- GAINEY, JIMMY L FL2005-06-14 → cancelled 2017-07-26
- Manjos, Venus TN2018-07-07 active