Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB2ABC callsign genealogy
Currently held by Sapio, Gregory
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 KB2ABC's current licensee, walking backwards.
- Sapio, GregoryNYgranted 2022-04-18cancelled 2025-07-29
Successor callsigns
Callsigns held now by people who previously held KB2ABC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB2ABC, oldest first.
- MALIVUK, RAYMOND NJ2011-10-26 → cancelled 2024-01-23
- Sapio, Gregory NY2025-07-29 active