Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1VTR callsign genealogy
Currently held by Spivack, Michael S
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 K1VTR's current licensee, walking backwards.
- Spivack, Michael SMAgranted 2007-07-18cancelled 2007-08-07
Successor callsigns
Callsigns held now by people who previously held K1VTR.
No current licensee on record previously held this callsign.