Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7BHB callsign genealogy
Currently held by ZIMMERMAN, DAN E
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 N7BHB's current licensee, walking backwards.
- BRACKEN, ROBERT CWAgranted 2026-04-15cancelled 2026-04-21
Successor callsigns
Callsigns held now by people who previously held N7BHB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7BHB, oldest first.
- ZIMMERMAN, DAN E WA2010-10-15 → cancelled 2022-12-06
- BRACKEN, ROBERT C WA2026-04-21 active