Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NY4D callsign genealogy
Currently held by DALLY JR, DAVID C
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 NY4D's current licensee, walking backwards.
- RIEGER, LOWELL PFLgranted 1999-03-02cancelled 2001-09-05
Successor callsigns
Callsigns held now by people who previously held NY4D.
- DALLY JR, DAVID CFLgranted 2019-05-02
All historical holders
Every license row we've seen with the callsign NY4D, oldest first.
- Rieger, Lowell P GA2021-07-02 active
- DALLY JR, DAVID C— → cancelled 1999-07-27