Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N7CHK callsign genealogy
Currently held by BERRY, JOHN F
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 N7CHK's current licensee, walking backwards.
- HOWERTON PHD, CHARLES PWAgranted 2010-07-20cancelled 2014-11-11
Successor callsigns
Callsigns held now by people who previously held N7CHK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7CHK, oldest first.
- BERRY, JOHN F OR1990-04-03 → cancelled 2002-04-04
- HOWERTON PHD, CHARLES P WA2014-11-11 active