Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB2NFU callsign genealogy
Currently held by EISENBERG, STEPHEN W
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 KB2NFU's current licensee, walking backwards.
- Eisenberg, Stephen WFLgranted 2019-07-02cancelled 2019-07-30
Successor callsigns
Callsigns held now by people who previously held KB2NFU.
- EISENBERG, STEPHEN WFLgranted 2003-02-27cancelled 2003-03-18
All historical holders
Every license row we've seen with the callsign KB2NFU, oldest first.
- EISENBERG, STEPHEN W FL1992-05-05 → cancelled 2003-02-27
- EISENBERG, STEPHEN W FL2003-03-18 → cancelled 2015-03-19
- Eisenberg, Stephen W FL2019-07-30 active