Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3RBL callsign genealogy
Currently held by Lawniczak, Ronald B
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 K3RBL's current licensee, walking backwards.
- Lawniczak, Ronald BMDgranted 2016-12-28cancelled 2017-01-18
Successor callsigns
Callsigns held now by people who previously held K3RBL.
No current licensee on record previously held this callsign.