Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WW6L callsign genealogy
Currently held by Herr, Jeff W
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 WW6L's current licensee, walking backwards.
- Herr, Jeff WCAgranted 2008-12-16cancelled 2009-02-24
Successor callsigns
Callsigns held now by people who previously held WW6L.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WW6L, oldest first.
- KNAPP, ROBERT S CA1997-01-31 → cancelled 2009-02-03
- Herr, Jeff W CA2018-11-29 active