Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD2CKU callsign genealogy
Currently held by Duck, Joshua M
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 KD2CKU's current licensee, walking backwards.
- Duck, Joshua MNYgranted 2011-04-27cancelled 2012-06-28
Successor callsigns
Callsigns held now by people who previously held KD2CKU.
- Duck, Joshua MMDgranted 2022-09-02