Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD5SY callsign genealogy
Currently held by Stanford, Tim O
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 AD5SY's current licensee, walking backwards.
- Stanford, Tim ONMgranted 2002-03-11cancelled 2004-10-27
Successor callsigns
Callsigns held now by people who previously held AD5SY.
No current licensee on record previously held this callsign.