Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD4MLP callsign genealogy
Currently held by BLEASE SR, JOHN W
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 KD4MLP's current licensee, walking backwards.
- POWELL, MARY LVAgranted 2017-03-13cancelled 2017-05-26
Successor callsigns
Callsigns held now by people who previously held KD4MLP.
- POWELL, MARY LVAgranted 2018-03-16
All historical holders
Every license row we've seen with the callsign KD4MLP, oldest first.
- BLEASE SR, JOHN W SC1992-04-07 → cancelled 2004-04-08
- POWELL, MARY L VA2017-05-26 → cancelled 2018-03-16