Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0KCK callsign genealogy
Currently held by MC GAHHEY, DON D
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 N0KCK's current licensee, walking backwards.
- Smith, Jeff AMNgranted 2004-06-29cancelled 2004-07-24
Successor callsigns
Callsigns held now by people who previously held N0KCK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0KCK, oldest first.
- MC GAHHEY, DON D CO1989-01-24 → cancelled 2001-01-25
- Smith, Jeff A WI2024-07-31 active