Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6BOX callsign genealogy
Currently held by HOFER, WALTER O
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 W6BOX's current licensee, walking backwards.
- Krajczar, Jack JCAgranted 2016-09-28cancelled 2016-10-21
Successor callsigns
Callsigns held now by people who previously held W6BOX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6BOX, oldest first.
- HOFER, WALTER O CA1999-01-18 → cancelled 2011-01-19
- Krajczar, Jack J CA2026-09-05 active