N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 8:30 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, WI

KN4EFM HAM

✅ Available for a vanity request — free since Nov 5, 2019.

2x3 call: any licensee can request it. No pending applications list it.

📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH

Not currently held · 1 holder on record · available since Nov 5, 2019

Previous holder: Walter G Green III

Held KN4EFM Jun 26, 2017 → Nov 4, 2017 · first licensed Jul 25, 2001 as N0PSB · 3 licenses · FRN 0004138574

N0WGG Active Amateur Extra · vanity Nov 4, 2017 → expires Nov 4, 2027

Licensee
Walter G Green III

Address
PO Box 799
Glen Allen, VA 23060-0799
37.6597, -77.5338 (ZIP center) · Grid FM17fp · CQ 5 · ITU 8 · map ↗

FRN
0004138574

Previous call
KN4EFM (General)

Last granted
Nov 4, 2017

Effective
Nov 4, 2017

Last action
Nov 4, 2017
FCC actions (2)
- Nov 4, 2017 — Vanity call sign granted VANGRT
- Nov 4, 2017 — License issued LIISS
KN4EFM Canceled Amateur Extra Jun 26, 2017 → Nov 4, 2017 (canceled)

Licensee
Walter G Green III

Address
PO Box 799
Glen Allen, VA 23060-0799
37.6597, -77.5338 (ZIP center) · Grid FM17fp · CQ 5 · ITU 8 · map ↗

FRN
0004138574

Last granted
Jun 26, 2017

Effective
Sep 11, 2017

Last action
Nov 4, 2017
FCC actions (4)
- Nov 4, 2017 — License canceled LICAN
- Sep 11, 2017 — License modified LIMOD
- Jun 26, 2017 — License issued LIISS
- Jun 26, 2017 — Systematic call sign granted SYSGRT
N0PSB Expired General Jul 25, 2001 → Oct 22, 2011 (expired)

Licensee
Walter G Green III

Address
PO Box 799
Glen Allen, VA 23060-0799
37.6597, -77.5338 (ZIP center) · Grid FM17fp · CQ 5 · ITU 8 · map ↗

FRN
0004138574

Last granted
Jul 25, 2001

Effective
Aug 21, 2001

Last action
Nov 5, 2013
FCC actions (3)
- Nov 5, 2013 — License expired LIEXP
- Aug 21, 2001 — License modified LIMOD
- Jul 25, 2001 — License renewed LIREN

Address history

From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Seen Nov 7, 2004 → Oct 4, 2026 · 87 snapshots · as N0PSB
Walter G Green III
PO Box 799
Glen Allen, VA 23060-0799
37.6597, -77.5338 (ZIP center) · Grid FM17fp · CQ 5 · ITU 8 · map ↗

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KN4EFM in the last 24 hours. They show up here within seconds of KN4EFM beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.