Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NJ5F callsign genealogy
Currently held by LUKER, WILLIAM G
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 NJ5F's current licensee, walking backwards.
- Harrison, Barton WARgranted 2021-09-13cancelled 2023-12-05
Successor callsigns
Callsigns held now by people who previously held NJ5F.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NJ5F, oldest first.
- LUKER, WILLIAM G AR2011-10-04 → cancelled 2023-10-05
- Harrison, Barton W AR2023-12-05 active