Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N7ZAK callsign genealogy
Currently held by KLING, ROGER W
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 N7ZAK's current licensee, walking backwards.
- Baker, ZachWAgranted 2018-03-20cancelled 2019-07-27
Successor callsigns
Callsigns held now by people who previously held N7ZAK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7ZAK, oldest first.
- KLING, ROGER W WY2002-03-14 → cancelled 2014-06-10
- Baker, Zach WA2019-07-27 active