Confidence: Medium · Source: FCC ULS · As of 2026-09-11
KG4MPP callsign genealogy
Currently held by Tinsley, Mark A
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 KG4MPP's current licensee, walking backwards.
- Tinsley, Mark AVAgranted 2021-03-22cancelled 2021-04-13
Successor callsigns
Callsigns held now by people who previously held KG4MPP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KG4MPP, oldest first.
- Tinsley, Mark A VA2001-03-23 → cancelled 2013-03-26
- Tinsley, Mark A VA2021-04-13 active