Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC4CTH callsign genealogy
Currently held by Holt, Charles T
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 KC4CTH's current licensee, walking backwards.
- Holt, Charles TTNgranted 2007-08-29cancelled 2007-10-23
Successor callsigns
Callsigns held now by people who previously held KC4CTH.
- Holt, Charles TTNgranted 2018-01-09
All historical holders
Every license row we've seen with the callsign KC4CTH, oldest first.
- ELZY, CHERI C NC1987-12-29 → cancelled 1999-12-30
- Holt, Charles T TN2007-10-23 → cancelled 2008-04-04