Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0IIV callsign genealogy
Currently held by Sullivan, Landon
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 N0IIV's current licensee, walking backwards.
- Sullivan, LandonMOgranted 2020-11-13cancelled 2020-12-01
Successor callsigns
Callsigns held now by people who previously held N0IIV.
- SULLIVAN, ROBERT DMOgranted 2020-08-25
All historical holders
Every license row we've seen with the callsign N0IIV, oldest first.
- SULLIVAN, ROBERT D MO2017-02-17 → cancelled 2020-08-25
- Sullivan, Landon MO2020-12-01 active