Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB7TEJ callsign genealogy
Currently held by GROTTE, TOM A
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 WB7TEJ's current licensee, walking backwards.
- Grotte, Jacob TWAgranted 2018-05-07cancelled 2018-05-30
Successor callsigns
Callsigns held now by people who previously held WB7TEJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB7TEJ, oldest first.
- GROTTE, TOM A WA1988-03-08 → cancelled 2000-03-09
- Grotte, Jacob T WA2018-05-30 active