Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3MRM callsign genealogy
Currently held by KULESZA, FRANCIS J
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 K3MRM's current licensee, walking backwards.
- Kulesza, Caroline ACOgranted 2026-06-16cancelled 2026-07-07
Successor callsigns
Callsigns held now by people who previously held K3MRM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K3MRM, oldest first.
- KULESZA, FRANCIS J MD2018-05-01 → cancelled 2024-07-17
- Kulesza, Caroline A CO2026-07-07 active