Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7DBM callsign genealogy
Currently held by MACFARLANE, DAVID B
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 N7DBM's current licensee, walking backwards.
- MACFARLANE, DAVID BWYgranted 1997-04-18cancelled 2000-03-17
Successor callsigns
Callsigns held now by people who previously held N7DBM.
No current licensee on record previously held this callsign.