Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7MBY callsign genealogy
Currently held by JOHNSON, JOHN R
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 W7MBY's current licensee, walking backwards.
- KE7TQBcancelledSumas Mountain Repeater GroupWAgranted 2008-04-28cancelled 2008-07-29
Successor callsigns
Callsigns held now by people who previously held W7MBY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7MBY, oldest first.
- JOHNSON, JOHN R WA2004-04-15 → cancelled 2006-03-01
- 5 COUNTY EMERGENCY COMMUNICATIONS GROUP WA2018-05-09 active