Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WW4KDH callsign genealogy
Currently held by Hammack, Kent D
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 WW4KDH's current licensee, walking backwards.
- Hammack, Kent DVAgranted 2019-10-30cancelled 2019-11-19
Successor callsigns
Callsigns held now by people who previously held WW4KDH.
No current licensee on record previously held this callsign.