Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4ALL callsign genealogy
Currently held by LAMBERT II, ARLIN L
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 K4ALL's current licensee, walking backwards.
- Mitchell, David AGAgranted 2020-12-15cancelled 2021-01-05
Successor callsigns
Callsigns held now by people who previously held K4ALL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4ALL, oldest first.
- LAMBERT II, ARLIN L GA2008-10-11 → cancelled 2020-10-14
- Mitchell, David A GA2021-01-05 active