N9TPB
FCC License Search
🕒 FCC license data updated today 9:42 am CDT (FCC files through Sep 30, 2026) · next update tomorrow 9:15 am CDT
Ask:
HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WIN4OSM HAM
✅ Available for a vanity request — free since Feb 28, 2011.
1x3 call: Technician, General, Advanced and Amateur Extra licensees can request it.
No pending applications list it.
Not currently held · 1 holder on record · available since Feb 28, 2011
Previous holder: Douglas A Gentges
Held N4OSM Jan 4, 2005 → Feb 27, 2009 · first licensed Jan 4, 2005 as N4OSM · 3 licenses · FRN 0012426813
-
- Licensee
- Douglas A Gentges
- Address
- 9729 Hummingbird Pl
Littleton, CO 80125
- FRN
- 0012426813
- Previous call
- N0IX (General)
- Last granted
- Apr 25, 2020
- Effective
- Apr 25, 2020
- Last action
- Apr 25, 2020
FCC actions (2)
- Apr 25, 2020 — Vanity call sign granted VANGRT
- Apr 25, 2020 — License issued LIISS
-
- Licensee
- Douglas A Gentges
- Address
- 9729 Hummingbird Pl
Littleton, CO 80125
- FRN
- 0012426813
- Previous call
- N4OSM (General)
- Last granted
- Jan 31, 2019
- Effective
- Jan 31, 2019
- Last action
- Apr 25, 2020
FCC actions (4)
- Apr 25, 2020 — License canceled LICAN
- Jan 31, 2019 — License renewed LIREN
- Feb 27, 2009 — Vanity call sign granted VANGRT
- Feb 27, 2009 — License issued LIISS
-
- Licensee
- Douglas A Gentges
- Address
- 9729 Hummingbird Pl
Littleton, CO 80125
- FRN
- 0012426813
- Last granted
- Apr 20, 2006
- Effective
- Jan 22, 2009
- Last action
- Feb 27, 2009
FCC actions (6)
- Feb 27, 2009 — License canceled LICAN
- Jan 22, 2009 — License modified LIMOD
- Apr 20, 2006 — License renewed LIREN
- Jan 11, 2005 — License modified LIMOD
- Jan 4, 2005 — FCC action LTSFRN
- Jan 4, 2005 — Administrative update LIAUA
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for N4OSM in the last 24 hours. They show up here within seconds of N4OSM beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.