Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N9CD callsign genealogy
Currently held by Jacobson, Timothy 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 N9CD's current licensee, walking backwards.
- Jacobson, Timothy SMNgranted 2019-11-19cancelled 2019-12-20
Successor callsigns
Callsigns held now by people who previously held N9CD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9CD, oldest first.
- BRIDGES, THOMAS W IL2007-09-06 → cancelled 2019-11-26
- Jacobson, Timothy S MN2019-12-20 active