Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4DTR callsign genealogy
Currently held by TORRES, DAVID
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 KP4DTR's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KP4DTR.
- TORRES, DAVIDPRgranted 2022-05-27cancelled 2022-10-04