Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1DGN callsign genealogy
Currently held by Ahrenstein, Matthew
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 K1DGN's current licensee, walking backwards.
- Ahrenstein, MatthewNYgranted 2016-08-01cancelled 2016-08-19
Successor callsigns
Callsigns held now by people who previously held K1DGN.
No current licensee on record previously held this callsign.