Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF7DEW callsign genealogy
Currently held by TEEGARDEN, MICHAEL T
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 KF7DEW's current licensee, walking backwards.
- Teegarden, Michael TNVgranted 2009-04-21cancelled 2009-05-16
Successor callsigns
Callsigns held now by people who previously held KF7DEW.
- TEEGARDEN, MICHAEL TWAgranted 2009-05-16cancelled 2010-10-01