Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD2MDX callsign genealogy
Currently held by Parreiras, Alexander
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 KD2MDX's current licensee, walking backwards.
- Parreiras, AlexanderNJgranted 2016-10-24cancelled 2016-11-01
Successor callsigns
Callsigns held now by people who previously held KD2MDX.
- Parreiras, Alexander NNJgranted 2026-09-02