Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9DPA callsign genealogy
Currently held by SANDERS, TILFORD
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 N9DPA's current licensee, walking backwards.
- McKenzie, Nickolas SILgranted 2014-01-10cancelled 2014-07-18
Successor callsigns
Callsigns held now by people who previously held N9DPA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9DPA, oldest first.
- SANDERS, TILFORD IL1987-10-06 → cancelled 1999-10-07
- McKenzie, Nickolas S IL2025-01-08 active