Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KP4DHL callsign genealogy
Currently held by SANTANA, ANDRES R
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 KP4DHL's current licensee, walking backwards.
- SANTANA, ANDRES RPRgranted 2024-04-23cancelled 2024-05-11
Successor callsigns
Callsigns held now by people who previously held KP4DHL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KP4DHL, oldest first.
- SANTANA ROSARIO, ANDRES PR1999-04-08 → cancelled 2011-04-09
- SANTANA, ANDRES R PR2024-05-11 active