Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD6YY callsign genealogy
Currently held by Smith, Milton R
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 AD6YY's current licensee, walking backwards.
- Harkens, RudyCAgranted 2017-09-14cancelled 2017-10-31
Successor callsigns
Callsigns held now by people who previously held AD6YY.
- Smith, Milton RCAgranted 2012-04-10cancelled 2024-06-26
All historical holders
Every license row we've seen with the callsign AD6YY, oldest first.
- Smith, Milton R CA1995-04-25 → cancelled 2002-06-25
- Harkens, Rudy CA2017-10-31 active