Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB2RPB callsign genealogy
Currently held by ZIMMERMANN, TODD H
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 KB2RPB's current licensee, walking backwards.
- ZIMMERMANN, TODD HPAgranted 2023-01-10cancelled 2023-01-31
Successor callsigns
Callsigns held now by people who previously held KB2RPB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB2RPB, oldest first.
- ZIMMERMANN, TODD H NY1995-08-18 → cancelled 2006-08-31
- ZIMMERMANN, TODD PA2023-01-31 active