Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB0TFE callsign genealogy
Currently held by JOHNSON, JOSEPH 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 WB0TFE's current licensee, walking backwards.
- Johnson, Joseph SMOgranted 2019-02-25cancelled 2019-03-16
Successor callsigns
Callsigns held now by people who previously held WB0TFE.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB0TFE, oldest first.
- JOHNSON, JOSEPH S AR2006-08-18 → cancelled 2018-11-06
- Johnson, Joseph S MO2019-03-16 active