Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N7KDY callsign genealogy
Currently held by COX, ROBERT E
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 N7KDY's current licensee, walking backwards.
- York, Karen DWAgranted 2017-11-02cancelled 2018-02-03
Successor callsigns
Callsigns held now by people who previously held N7KDY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7KDY, oldest first.
- COX, ROBERT E UT1987-12-01 → cancelled 1999-12-02
- York, Karen D NV2018-02-03 active