Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KS4CD callsign genealogy
Currently held by HALL, WILLIAM L
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 KS4CD's current licensee, walking backwards.
- KD4RQCno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KS4CD.
- HALL, WILLIAM LNCgranted 2000-07-04cancelled 2012-07-06