Confidence: Medium · Source: FCC ULS · As of 2026-09-10
KB4SWP callsign genealogy
Currently held by EICHEL, ELAINE C
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 KB4SWP's current licensee, walking backwards.
- Britt, Bruce MFLgranted 2023-04-11cancelled 2023-04-29
Successor callsigns
Callsigns held now by people who previously held KB4SWP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB4SWP, oldest first.
- EICHEL, ELAINE C CO1987-08-11 → cancelled 1999-08-16
- Britt, Bruce M FL2023-04-29 active