Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD7IDA callsign genealogy
Currently held by Winter, Nicholas A
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 KD7IDA's current licensee, walking backwards.
- Winter, Nicholas ATXgranted 2021-06-25cancelled 2021-09-10
Successor callsigns
Callsigns held now by people who previously held KD7IDA.
- MATTHEWS, DAVEUTgranted 2014-02-22cancelled 2026-04-04
All historical holders
Every license row we've seen with the callsign KD7IDA, oldest first.
- Matthews, Dave ID2000-03-03 → cancelled 2004-04-03
- Winter, Nicholas A TX2021-09-10 active