Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K2BIG callsign genealogy
Currently held by GREENBERG, JOSEPH A
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 K2BIG's current licensee, walking backwards.
- Emerson III, Arthur ENYgranted 2015-10-01cancelled 2015-10-20
Successor callsigns
Callsigns held now by people who previously held K2BIG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K2BIG, oldest first.
- GREENBERG, JOSEPH A NY2003-05-13 → cancelled 2015-08-11
- Emerson III, Arthur E NY2025-08-06 active