Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7CSH callsign genealogy
Currently held by Helgeland, Craig S
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 K7CSH's current licensee, walking backwards.
- Helgeland, CraigWAgranted 2006-06-21cancelled 2006-07-11
Successor callsigns
Callsigns held now by people who previously held K7CSH.
No current licensee on record previously held this callsign.