Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9AS callsign genealogy
Currently held by Mende, Darren P
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 W9AS's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W9AS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9AS, oldest first.
- SEIDEL, KARL R WI2007-03-22 → cancelled 2015-12-01
- Mende, Darren P IL2017-12-22 active