Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WK6KW callsign genealogy
Currently held by San Francisco Early Wireless Society
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 WK6KW's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WK6KW.
No current licensee on record previously held this callsign.