Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W8CDS callsign genealogy
Currently held by FROST, JOHN B
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 W8CDS's current licensee, walking backwards.
- FROST, JOHN BKYgranted 2017-11-01cancelled 2017-11-28
Successor callsigns
Callsigns held now by people who previously held W8CDS.
- FROST, JOHN BKYgranted 2018-10-16