Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD4RSQ callsign genealogy
Currently held by LINCOLN, JEREMY 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 KD4RSQ's current licensee, walking backwards.
- LOWRY, ADRIAN DTNgranted 2007-08-22cancelled 2008-03-04
Successor callsigns
Callsigns held now by people who previously held KD4RSQ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD4RSQ, oldest first.
- LINCOLN, JEREMY M GA1993-08-17 → cancelled 2005-08-18
- LOWRY, ADRIAN D VA2018-04-05 active