Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD0MDP callsign genealogy
Currently held by Petersma, Jeffrey D
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 KD0MDP's current licensee, walking backwards.
- Petersma, Jeffrey DCOgranted 2007-04-17cancelled 2007-05-08
Successor callsigns
Callsigns held now by people who previously held KD0MDP.
No current licensee on record previously held this callsign.