Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NA4NA callsign genealogy
Currently held by HARTLAGE, WILLIAM P
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 NA4NA's current licensee, walking backwards.
- KQ4JQcancelledcancelled 1997-09-17
Successor callsigns
Callsigns held now by people who previously held NA4NA.
No current licensee on record previously held this callsign.