Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KF0IJG callsign genealogy
Currently held by Guest, Michael
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 KF0IJG's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KF0IJG.
- Guest, MichaelNEgranted 2022-02-05cancelled 2025-07-15