Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NI4J callsign genealogy
Currently held by ROGERSON, 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 NI4J's current licensee, walking backwards.
- STARK, STEVEN PNCgranted 2010-01-05cancelled 2016-06-24
Successor callsigns
Callsigns held now by people who previously held NI4J.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NI4J, oldest first.
- ROGERSON, DAVID C SC2004-06-05 → cancelled 2016-06-07
- STARK, STEVEN P FL2026-04-09 active