Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB2MB callsign genealogy
Currently held by Delfino, Joseph
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 AB2MB's current licensee, walking backwards.
- Delfino, JosephNYgranted 2000-10-13cancelled 2001-05-17
Successor callsigns
Callsigns held now by people who previously held AB2MB.
- Delfino, JosephPAgranted 2000-10-13cancelled 2002-06-18