Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD5TR callsign genealogy
Currently held by LANDRUM, CHRISTOPHER
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 AD5TR's current licensee, walking backwards.
- LANDRUM, CHRISTOPHERTXgranted 2004-12-22cancelled 2005-03-03
Successor callsigns
Callsigns held now by people who previously held AD5TR.
No current licensee on record previously held this callsign.