Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1DCA callsign genealogy
Currently held by Holmberg, R Hopkins
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 N1DCA's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held N1DCA.
- HOLMBERG, HOPKINSMAgranted 2017-11-07