Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD4LAN callsign genealogy
Currently held by DASMARINAS, ALAN R
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 KD4LAN's current licensee, walking backwards.
- DASMARINAS, ALAN RCAgranted 2001-05-24cancelled 2010-08-20
Successor callsigns
Callsigns held now by people who previously held KD4LAN.
- Mayger Jr, John FFLgranted 1998-05-06cancelled 2003-05-23
All historical holders
Every license row we've seen with the callsign KD4LAN, oldest first.
- DASMARINAS, ALAN R OR2021-08-24 active
- —— → cancelled 1998-05-06