Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB7SMH callsign genealogy
Currently held by Christensen, Trevor J
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 KB7SMH's current licensee, walking backwards.
- Hutchinson, Shawn MWAgranted 2015-11-06cancelled 2016-10-29
Successor callsigns
Callsigns held now by people who previously held KB7SMH.
- Christensen, Trevor JUTgranted 2007-07-20cancelled 2019-07-23
All historical holders
Every license row we've seen with the callsign KB7SMH, oldest first.
- Christensen, Trevor J UT2002-11-19 → cancelled 2007-07-20
- Hutchinson, Shawn M WA2026-08-08 active