Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB1IMI callsign genealogy
Currently held by DUNIGAN, THOMAS F
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 KB1IMI's current licensee, walking backwards.
- Dunigan, Thomas FNHgranted 2022-08-20
Successor callsigns
Callsigns held now by people who previously held KB1IMI.
- Dunigan, Thomas FNHgranted 2022-08-20