Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3NDP callsign genealogy
Currently held by IRWIN AREA AMATEUR RADIO ASSN
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 W3NDP's current licensee, walking backwards.
- WB3JSIcancelledIRWIN AREA AMATEUR RADIO ASSNPAgranted 2006-01-12cancelled 2008-06-17
Successor callsigns
Callsigns held now by people who previously held W3NDP.
No current licensee on record previously held this callsign.