Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9DLP callsign genealogy
Currently held by PHELPS JR, DOUGLAS L
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 K9DLP's current licensee, walking backwards.
- PHELPS JR, DOUGLAS LILgranted 1998-03-23cancelled 2000-09-01
Successor callsigns
Callsigns held now by people who previously held K9DLP.
No current licensee on record previously held this callsign.