Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD9PAX callsign genealogy
Currently held by SMALHEISER, NEIL R
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 KD9PAX's current licensee, walking backwards.
- SMALHEISER, NEIL RILgranted 2017-01-26cancelled 2017-02-14
Successor callsigns
Callsigns held now by people who previously held KD9PAX.
No current licensee on record previously held this callsign.