Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD2JSG callsign genealogy
Currently held by Granitzki, James S
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 KD2JSG's current licensee, walking backwards.
- Granitzki, James SNJgranted 2021-11-29cancelled 2022-04-22
Successor callsigns
Callsigns held now by people who previously held KD2JSG.
All historical holders
Every license row we've seen with the callsign KD2JSG, oldest first.
- VanWormer, Ron F NY2015-11-03 → cancelled 2015-12-08
- Granitzki, James S NJ2022-04-22 → cancelled 2024-12-10