Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA7OKZ callsign genealogy
Currently held by CHOW, SHIH FEN
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 KA7OKZ's current licensee, walking backwards.
- Chow, Shih FenNJgranted 2016-09-22cancelled 2016-10-12
Successor callsigns
Callsigns held now by people who previously held KA7OKZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA7OKZ, oldest first.
- CHOW, SHIH FEN NJ1998-03-20 → cancelled 2010-03-23
- Chow, Shih Fen NJ2016-10-12 active