Confidence: Medium · Source: FCC ULS · As of 2026-09-11
K4ORB callsign genealogy
Currently held by Korb Sr, Robert D
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 K4ORB's current licensee, walking backwards.
- Korb Sr, Robert DNCgranted 2003-01-27cancelled 2003-02-19
Successor callsigns
Callsigns held now by people who previously held K4ORB.
No current licensee on record previously held this callsign.