Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5NMR callsign genealogy
Currently held by HORIZON INSTRUMENT GROUP AMATEUR RADIO CLUB
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 W5NMR's current licensee, walking backwards.
- Gingter, PeterTXgranted 2010-12-28cancelled 2011-01-25
Successor callsigns
Callsigns held now by people who previously held W5NMR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5NMR, oldest first.
- HORIZON INSTRUMENT GROUP AMATEUR RADIO CLUB LA1998-08-25 → cancelled 2010-08-26
- Gingter, Peter TX2021-07-13 active