N9TPB
FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update tomorrow 6:00 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, WIK4WMK HAM
✅ Available for a vanity request — free since Apr 21, 2014.
1x3 call: Technician, General, Advanced and Amateur Extra licensees 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 Apr 21, 2014
Previous holder: William M Kerber
Held K4WMK Mar 29, 2008 → Apr 20, 2012 · first licensed Feb 26, 2002 as KG4RVI · 4 licenses · FRN 0006585558
-
📦 Moved: Harrison, TN → Winston Salem, NC
- Licensee
- William M Kerber
- Address
- 1348 Motsinger Rd.
Winston Salem, NC 27107
- FRN
- 0006585558
- Previous call
- K4WMK
- Last granted
- Jan 25, 2022
- Effective
- Jun 25, 2025
- Last action
- Jun 25, 2025
FCC actions (7)
- Jun 25, 2025 — Administrative update LIAUA
- Oct 8, 2024 — Administrative update LIAUA
- Jan 25, 2022 — License renewed LIREN
- Mar 3, 2018 — Administrative update LIAUA
- May 21, 2014 — Administrative update LIAUA
- Apr 20, 2012 — Vanity call sign granted VANGRT
- Apr 20, 2012 — License issued LIISS
-
- Licensee
- William M Kerber
- Address
- 8816 Forest Pond Dr
Harrison, TN 37341
- FRN
- 0006585558
- Previous call
- N4GDK
- Last granted
- Mar 29, 2008
- Effective
- Mar 28, 2012
- Last action
- Apr 20, 2012
FCC actions (4)
- Apr 20, 2012 — License canceled LICAN
- Mar 28, 2012 — Administrative update LIAUA
- Mar 29, 2008 — Vanity call sign granted VANGRT
- Mar 29, 2008 — License issued LIISS
-
- Licensee
- William M Kerber
- Address
- 8816 Forest Pond Dr
Harrison, TN 37341
- FRN
- 0006585558
- Previous call
- KG4RVI
- Last granted
- Dec 5, 2006
- Effective
- Dec 5, 2006
- Last action
- Mar 29, 2008
FCC actions (3)
- Mar 29, 2008 — License canceled LICAN
- Dec 5, 2006 — Vanity call sign granted VANGRT
- Dec 5, 2006 — License issued LIISS
-
- Licensee
- William M Kerber
- Address
- 8816 Forest Pond Dr
Harrison, TN 37341
- FRN
- 0006585558
- Last granted
- Feb 26, 2002
- Effective
- Feb 26, 2002
- Last action
- Dec 5, 2006
FCC actions (2)
- Dec 5, 2006 — License canceled LICAN
- Feb 26, 2002 — License issued LIISS
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen Sep 25, 2025 → Oct 4, 2026 · 3 snapshots · as N4NBK
William M Kerber
1348 Motsinger Rd., Winston Salem, NC 27107 - Seen Nov 7, 2004 → Oct 4, 2026 · 150 snapshots · as KG4RVI
William M Kerber
8816 Forest Pond Dr, Harrison, TN 37341 - Seen Nov 28, 2024 → May 29, 2025 · 6 snapshots · as N4NBK
William M Kerber
600 Wentworth Dr., Winston Salem, NC 27107 - Seen Apr 16, 2022 → Sep 27, 2024 · 4 snapshots · as N4NBK
William M Kerber
6708 Bellawood Drive, Trinity, NC 27370 - Seen Mar 28, 2015 → May 6, 2019 · 23 snapshots · as N4NBK
William M Kerber
3031 Lawson Court, Randleman, NC 27317
Others requesting K4WMK
3 applications listed K4WMK as a choice, newest first.
| Filed | Award | Applicant | Choice # | Status |
|---|---|---|---|---|
| Aug 22, 2025 | Sep 9, 2025 | KR4FMD · Michael D Kelly · Newport, NC | 3 | Granted |
| Mar 11, 2008 | Mar 29, 2008 | N4GDK · William M Kerber · Harrison, TN | 1 | Granted |
| May 23, 2000 | Jun 10, 2000 | KC4TYG · DAVID W KERR · GARDENDALE, AL | 5 | Granted |
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for K4WMK in the last 24 hours. They show up here within seconds of K4WMK beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.