Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA9DL callsign genealogy
Currently held by LONG, DAVID 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 AA9DL's current licensee, walking backwards.
- LONG, DAVID HINgranted 2015-11-18cancelled 2016-04-19
Successor callsigns
Callsigns held now by people who previously held AA9DL.
No current licensee on record previously held this callsign.