Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF0SWO callsign genealogy
Currently held by Jacob, Jose
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 KF0SWO's current licensee, walking backwards.
- Jacob, JoseCOgranted 2023-12-29cancelled 2025-01-10
Successor callsigns
Callsigns held now by people who previously held KF0SWO.
- Jacob, JoseCOgranted 2023-12-29