Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD7LA callsign genealogy
Currently held by Olberg, Carl D
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 AD7LA's current licensee, walking backwards.
- Olberg, Carl DAZgranted 2003-08-22cancelled 2007-03-07
Successor callsigns
Callsigns held now by people who previously held AD7LA.
No current licensee on record previously held this callsign.