Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N8RFI callsign genealogy
Currently held by MC CARTHY, ROBERT J
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 N8RFI's current licensee, walking backwards.
- Koons, Keith HOHgranted 2009-06-10cancelled 2009-07-07
Successor callsigns
Callsigns held now by people who previously held N8RFI.
- MC CARTHY, ROBERT JMIgranted 2022-02-08
All historical holders
Every license row we've seen with the callsign N8RFI, oldest first.
- MC CARTHY, ROBERT J MI2001-10-30 → cancelled 2002-03-07
- Koons, Keith H OH2019-05-07 active