Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6WWR callsign genealogy
Currently held by Grundman, Andrew S
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 W6WWR's current licensee, walking backwards.
- Grundman, Andrew SCAgranted 2023-04-08cancelled 2023-05-26
Successor callsigns
Callsigns held now by people who previously held W6WWR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6WWR, oldest first.
- ANDERSON, AVERY R MN2003-04-22 → cancelled 2015-04-23
- Grundman, Andrew S CA2023-05-26 active