Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ3U callsign genealogy
Currently held by MOLKENTHIN SR, RAYMOND F
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 KJ3U's current licensee, walking backwards.
- HARTLOVE, KEVIN MMDgranted 2016-06-30cancelled 2017-05-26
Successor callsigns
Callsigns held now by people who previously held KJ3U.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KJ3U, oldest first.
- MOLKENTHIN SR, RAYMOND F PA2005-05-07 → cancelled 2017-05-09
- HARTLOVE, KEVIN M MD2017-05-26 active