Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0ACT callsign genealogy
Currently held by Forrer, Christian S
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 N0ACT's current licensee, walking backwards.
- Forrer, Christian SMOgranted 2003-03-21cancelled 2003-06-20
Successor callsigns
Callsigns held now by people who previously held N0ACT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0ACT, oldest first.
- FORSTER, JOHN A MN1988-04-05 → cancelled 2000-04-06
- Forrer, Christian S MO2023-09-30 active