Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1DWR callsign genealogy
Currently held by Parker, Jerrold
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 K1DWR's current licensee, walking backwards.
- Parker, JerroldCOgranted 2022-05-12cancelled 2022-06-01
Successor callsigns
Callsigns held now by people who previously held K1DWR.
No current licensee on record previously held this callsign.