Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB0RJM callsign genealogy
Currently held by McLaughlin, Ryan 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 KB0RJM's current licensee, walking backwards.
- McLaughlin, Ryan JCOgranted 2021-04-14cancelled 2021-05-11
Successor callsigns
Callsigns held now by people who previously held KB0RJM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB0RJM, oldest first.
- BELCHER, NATHAN E KS1995-03-10 → cancelled 2007-03-13
- McLaughlin, Ryan J CO2021-05-11 active