Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB2HD callsign genealogy
Currently held by GREENWALD, HOWARD J
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 AB2HD's current licensee, walking backwards.
- GREENWALD, HOWARD JNYgranted 1999-02-22cancelled 2000-05-02
Successor callsigns
Callsigns held now by people who previously held AB2HD.
No current licensee on record previously held this callsign.