Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KB1TRP callsign genealogy
Currently held by Swenson, Donald
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 KB1TRP'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 KB1TRP.
- Swenson, DonaldNHgranted 2010-03-09cancelled 2022-03-10