Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N2NDF callsign genealogy
Currently held by HARDENBURGH, GARY R
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 N2NDF's current licensee, walking backwards.
- MANLEY III, WILLIAM PNYgranted 2011-07-11cancelled 2012-08-17
Successor callsigns
Callsigns held now by people who previously held N2NDF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N2NDF, oldest first.
- HARDENBURGH, GARY R NY1991-07-09 → cancelled 2003-07-10
- MANLEY III, WILLIAM P NY2023-02-18 active