Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB7CHD callsign genealogy
Currently held by NILSON, RUSSELL M
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 KB7CHD's current licensee, walking backwards.
- Davis, Cheryl CORgranted 2017-12-21cancelled 2018-01-23
Successor callsigns
Callsigns held now by people who previously held KB7CHD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB7CHD, oldest first.
- NILSON, RUSSELL M CA1992-09-15 → cancelled 2004-09-16
- Davis, Cheryl L OR2018-01-23 active