Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7DMB callsign genealogy
Currently held by Bowen, David M
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 N7DMB's current licensee, walking backwards.
- Bowen, David MAZgranted 2017-04-27cancelled 2021-12-14
Successor callsigns
Callsigns held now by people who previously held N7DMB.
- ROBERTSON, HAROLD EAZgranted 1989-03-21cancelled 2001-03-22