Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA7TAP callsign genealogy
Currently held by Zumsteg, Joshua J
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 WA7TAP's current licensee, walking backwards.
- Zumsteg, Joshua JWAgranted 2021-03-26cancelled 2021-04-13
Successor callsigns
Callsigns held now by people who previously held WA7TAP.
- Zumsteg, Joshua JWAgranted 2021-08-31cancelled 2024-11-23