Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4MOD callsign genealogy
Currently held by Rossi, Michael E
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 K4MOD's current licensee, walking backwards.
- Model, Lawrence MFLgranted 2018-11-13cancelled 2018-12-04
Successor callsigns
Callsigns held now by people who previously held K4MOD.
- Rossi, Michael EVAgranted 2007-07-10cancelled 2019-07-11
All historical holders
Every license row we've seen with the callsign K4MOD, oldest first.
- Rossi, Michael E VA2007-03-24 → cancelled 2007-07-10
- Model, Lawrence M FL2018-12-04 active