Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KV2U callsign genealogy
Currently held by Wertheim, Earl
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 KV2U's current licensee, walking backwards.
- KD2RMAcancelledColonial Contest ClubNJgranted 2019-02-28cancelled 2019-03-26
Successor callsigns
Callsigns held now by people who previously held KV2U.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KV2U, oldest first.
- Wertheim, Earl NY2007-04-18 → cancelled 2016-11-29
- Colonial Contest Club NJ2019-03-26 active