Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KX4PB callsign genealogy
Currently held by CALVO, EUNICE
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 KX4PB's current licensee, walking backwards.
- CALVO, EUNICEFLgranted 2019-03-05
Successor callsigns
Callsigns held now by people who previously held KX4PB.
- CALVO, EUNICEFLgranted 2019-03-05