Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0NH callsign genealogy
Currently held by JOHNSON, ROBERT 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 KC0NH's current licensee, walking backwards.
- HAUNSCHILD, NICHOLAS NAZgranted 2009-06-03cancelled 2015-08-22
Successor callsigns
Callsigns held now by people who previously held KC0NH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC0NH, oldest first.
- JOHNSON, ROBERT A ND1988-04-19 → cancelled 2000-04-20
- HAUNSCHILD, NICHOLAS N KS2026-07-28 active