Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD7LM callsign genealogy
Currently held by Sparks, Randal K
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 AD7LM's current licensee, walking backwards.
- Sparks, Randal KIDgranted 2001-01-23cancelled 2007-03-15
Successor callsigns
Callsigns held now by people who previously held AD7LM.
No current licensee on record previously held this callsign.