Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC4HAR callsign genealogy
Currently held by LOEMKER, CHARLOTTE E
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 KC4HAR's current licensee, walking backwards.
- LOEMKER, CHARLOTTE EILgranted 2025-02-27cancelled 2025-03-18
Successor callsigns
Callsigns held now by people who previously held KC4HAR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC4HAR, oldest first.
- SCHAAF, MARSHAJENE TN2011-10-21 → cancelled 2023-10-24
- LOEMKER, CHARLOTTE E IL2025-03-18 active