Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N6OTB callsign genealogy
Currently held by Rosenberg, Peter 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 N6OTB's current licensee, walking backwards.
- Van Allen, Timothy WINgranted 2024-02-23cancelled 2024-03-12
Successor callsigns
Callsigns held now by people who previously held N6OTB.
- Rosenberg, Peter EWAgranted 2023-05-16
All historical holders
Every license row we've seen with the callsign N6OTB, oldest first.
- Rosenberg, Peter E WA1993-08-10 → cancelled 2002-03-21
- Van Allen, Timothy W IN2024-03-12 active