Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC4EO callsign genealogy
Currently held by CLEMENS, SARAH 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 KC4EO's current licensee, walking backwards.
- BROOME SR, DAVID ETNgranted 2002-03-05cancelled 2007-09-29
- N4HTFno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KC4EO.
- Broome, David EFLgranted 2021-05-18
All historical holders
Every license row we've seen with the callsign KC4EO, oldest first.
- CLEMENS, SARAH W FL1994-11-17 → cancelled 2006-11-18
- BROOME SR, DAVID E TN2017-07-10 → cancelled 2021-05-18