Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD7JJ callsign genealogy
Currently held by LEWIS, ARTHUR O
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 KD7JJ's current licensee, walking backwards.
- Dunlap, Julie AWAgranted 2022-07-22cancelled 2022-09-13
Successor callsigns
Callsigns held now by people who previously held KD7JJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD7JJ, oldest first.
- LEWIS, ARTHUR O ID1988-07-05 → cancelled 2000-07-06
- Dunlap, Julie A WA2022-09-13 active