Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KF7MZS callsign genealogy
Currently held by Dahl, Jon A
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 KF7MZS's current licensee, walking backwards.
- Dahl, Jon AMTgranted 2001-03-21cancelled 2010-12-07
Successor callsigns
Callsigns held now by people who previously held KF7MZS.
No current licensee on record previously held this callsign.