Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4EO callsign genealogy
Currently held by OTERO, EDWIN
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 KP4EO's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KP4EO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KP4EO, oldest first.
- Miscalichi, Felix M PR2005-11-01 → cancelled 2018-01-23
- OTERO, EDWIN PR2021-08-28 active