Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA0LB callsign genealogy
Currently held by BUCHANAN, LARRY E
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 AA0LB's current licensee, walking backwards.
- BUCHANAN, LARRY EAZgranted 2005-08-02cancelled 2014-04-22
Successor callsigns
Callsigns held now by people who previously held AA0LB.
- HARTS, DARWIN DNEgranted 2018-08-10
All historical holders
Every license row we've seen with the callsign AA0LB, oldest first.
- BUCHANAN, LARRY E AZ2024-01-26 active
- HARTS, DARWIN D— → cancelled 1998-11-06