Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4KDK callsign genealogy
Currently held by KERR, KENNETH 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 W4KDK's current licensee, walking backwards.
- KERR, KENNETH DTNgranted 2002-11-01cancelled 2008-08-12
- N5PYLno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held W4KDK.
- KARR, KIM DMIgranted 1998-10-28cancelled 1999-11-18
All historical holders
Every license row we've seen with the callsign W4KDK, oldest first.
- KARR, KIM D NC1998-10-28 → cancelled 1999-10-12
- KERR, KENNETH D TN2018-05-16 active