Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA1ACE callsign genealogy
Currently held by Thurlow III, Lawrence H
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 KA1ACE's current licensee, walking backwards.
- Thurlow, Lawrence HMEgranted 2016-03-29cancelled 2016-04-22
Successor callsigns
Callsigns held now by people who previously held KA1ACE.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA1ACE, oldest first.
- MARINO, LOUIS A MA1996-12-20 → cancelled 2008-12-23
- Thurlow III, Lawrence H ME2026-02-26 active