Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KF7SMX callsign genealogy
Currently held by HEBERLING, WILBUR N
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 KF7SMX's current licensee, walking backwards.
- HEBERLING, WILBUR NNVgranted 2008-04-22cancelled 2011-11-14
Successor callsigns
Callsigns held now by people who previously held KF7SMX.
No current licensee on record previously held this callsign.