Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4OUK callsign genealogy
Currently held by Balch, Brian 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 N4OUK's current licensee, walking backwards.
- Balch, Brian JFLgranted 2013-07-06cancelled 2020-09-04
Successor callsigns
Callsigns held now by people who previously held N4OUK.
- SPENCER, DANIEL AFLgranted 1999-09-30cancelled 2011-10-01
All historical holders
Every license row we've seen with the callsign N4OUK, oldest first.
- SPENCER, DANIEL A FL1998-05-05 → cancelled 1999-09-30
- Balch, Brian J FL2020-09-04 active