Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA4MAA callsign genealogy
Currently held by Arnold, Martin
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 KA4MAA's current licensee, walking backwards.
- Arnold, MartinALgranted 2021-06-07cancelled 2021-09-21
Successor callsigns
Callsigns held now by people who previously held KA4MAA.
No current licensee on record previously held this callsign.