Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC6SS callsign genealogy
Currently held by SMITH, MACK 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 AC6SS's current licensee, walking backwards.
- SMITH, MACK RCAgranted 2008-04-24cancelled 2014-10-15
Successor callsigns
Callsigns held now by people who previously held AC6SS.
- VIERHAUS, JUERGENCAgranted 2021-06-04
All historical holders
Every license row we've seen with the callsign AC6SS, oldest first.
- VIERHAUS, JUERGEN CA1996-02-20 → cancelled 2001-07-26
- SMITH, MACK R CA2024-08-27 active