Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0CHF callsign genealogy
Currently held by Klein Sr, Stanley 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 W0CHF's current licensee, walking backwards.
- Klein Sr, Stanley JNEgranted 2008-10-03cancelled 2008-10-21
Successor callsigns
Callsigns held now by people who previously held W0CHF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0CHF, oldest first.
- MC CAIN, VERNON H KS1996-09-11 → cancelled 2000-08-24
- Klein Sr, Stanley J NE2018-10-10 active