Confidence: Medium · Source: FCC ULS · As of 2026-09-16
KD7NNR callsign genealogy
Currently held by Eschbach, Mark 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 KD7NNR's current licensee, walking backwards.
- Eschbach, Mark MWAgranted 1994-03-29cancelled 2001-06-11
Successor callsigns
Callsigns held now by people who previously held KD7NNR.
No current licensee on record previously held this callsign.