Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NN6U callsign genealogy
Currently held by EMRICH, RICHARD 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 NN6U's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held NN6U.
- ANTCZAK, ERNEST JPAgranted 2020-10-16cancelled 2025-03-18
All historical holders
Every license row we've seen with the callsign NN6U, oldest first.
- EMRICH, RICHARD W CA2007-09-06 → cancelled 2019-11-20
- ANTCZAK, ERNEST J PA2019-12-10 → cancelled 2020-10-16
- OWENS, JOHN S CA2023-01-31 active