Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NV1X callsign genealogy
Currently held by ZIMMER, ROBERT L
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 NV1X's current licensee, walking backwards.
- ZIMMER, ROBERT LVTgranted 2007-09-15cancelled 2008-08-08
Successor callsigns
Callsigns held now by people who previously held NV1X.
- ZIMMER, ROBERT LVTgranted 2007-09-15cancelled 2008-08-08
All historical holders
Every license row we've seen with the callsign NV1X, oldest first.
- ZIMMER, ROBERT L VT1999-04-01 → cancelled 2007-09-15
- ZIMMER, ROBERT L VT2018-05-15 active