Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA7OBM callsign genealogy
Currently held by LARSEN, DAVID
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 WA7OBM's current licensee, walking backwards.
- LARSEN, DAVID LUTgranted 2002-06-04cancelled 2004-02-20
Successor callsigns
Callsigns held now by people who previously held WA7OBM.
- LARSEN, DAVID LUTgranted 2002-06-04cancelled 2004-02-20