Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NK5G callsign genealogy
Currently held by Koford, Joseph S
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 NK5G's current licensee, walking backwards.
- JACKSON, DAVID WTXgranted 2002-01-03cancelled 2007-10-12
Successor callsigns
Callsigns held now by people who previously held NK5G.
- Koford, Joseph SAKgranted 2023-04-05
All historical holders
Every license row we've seen with the callsign NK5G, oldest first.
- HAYES, ROBERT E L OK1987-09-29 → cancelled 1999-09-30
- Koford, Joseph S AK2003-02-11 → cancelled 2004-12-16
- JACKSON, DAVID W TX2017-09-09 active