Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4NKK callsign genealogy
Currently held by AHRENS, LESLIE H
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 K4NKK's current licensee, walking backwards.
- AHRENS, LESLIE HSCgranted 2011-07-22cancelled 2017-07-08
Successor callsigns
Callsigns held now by people who previously held K4NKK.
No current licensee on record previously held this callsign.