Confidence: Medium · Source: FCC ULS · As of 2026-09-15
W4INN callsign genealogy
Currently held by Senkpiel, David P
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 W4INN's current licensee, walking backwards.
- Senkpiel, David PFLgranted 1995-02-07cancelled 2004-08-07
Successor callsigns
Callsigns held now by people who previously held W4INN.
No current licensee on record previously held this callsign.