Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9XK callsign genealogy
Currently held by MELTER, KARL
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 W9XK's current licensee, walking backwards.
- Jones, Grady EMEgranted 2009-04-02cancelled 2009-12-11
Successor callsigns
Callsigns held now by people who previously held W9XK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9XK, oldest first.
- MELTER, KARL NC1997-10-27 → cancelled 2009-10-28
- Jones, Grady E ME2019-10-08 active