Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AD7OT callsign genealogy
Currently held by WARNER, ROBERT L
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 AD7OT's current licensee, walking backwards.
- WARNER, ROBERT LMTgranted 2006-02-21cancelled 2007-06-22
Successor callsigns
Callsigns held now by people who previously held AD7OT.
- WARNER, ROBERT LMTgranted 2008-03-25cancelled 2020-03-26