Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4OAH callsign genealogy
Currently held by Winslow, Noah 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 N4OAH's current licensee, walking backwards.
- Winslow, Noah JTNgranted 2013-10-30cancelled 2015-10-14
Successor callsigns
Callsigns held now by people who previously held N4OAH.
No current licensee on record previously held this callsign.