Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1DSP callsign genealogy
Currently held by PFLAUM, DAVE 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 K1DSP's current licensee, walking backwards.
- PFLAUM, DAVE SNHgranted 2004-04-07cancelled 2012-10-02
Successor callsigns
Callsigns held now by people who previously held K1DSP.
No current licensee on record previously held this callsign.