N9TPB FCC License Search

🕒 FCC license data updated today 9:45 am CDT · 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, WI

W4MKH HAM

⏳ Not available yet — opens for vanity requests Sep 2, 2028, two years after the license was canceled (Sep 1, 2026).

1x3 call: Technician, General, Advanced and Amateur Extra licensees can request it. No pending applications list it.

📬 QSL: LoTW user · last upload Dec 19, 2023 · not eQSL AG · QRZ · HamQTH

Not currently held · 1 holder on record

Previous holder: Marshall K Harrison

Held W4MKH Feb 13, 2007 → Sep 1, 2026 · first licensed May 9, 2006 as KI4PBE · 3 licenses · FRN 0015026990

📦 Moved: Rutherfordton, NC → Saint Johns, FL

KI4KTA Active General · vanity Sep 1, 2026 → expires Sep 1, 2036

Licensee
Marshall K Harrison

Address
813 Mill Pond Ct.
Saint Johns, FL 32259
30.1202, -81.6075 (street) · Grid EM90ec · CQ 5 · ITU 8 · map ↗

FRN
0015026990

Previous call
W4MKH (Technician)

Last granted
Sep 1, 2026

Effective
Sep 1, 2026

Last action
Sep 1, 2026
FCC actions (2)
- Sep 1, 2026 — Vanity call sign granted VANGRT
- Sep 1, 2026 — License issued LIISS
📦 Moved: Jacksonville, FL → Rutherfordton, NC

W4MKH Canceled General · vanity Feb 13, 2007 → Sep 1, 2026 (canceled)

Licensee
MARSHALL K HARRISON

Address
153 Cross Ridge Dr.
Rutherfordton, NC 28739
35.2739, -82.5286 (ZIP center) · Grid EM85rg · CQ 5 · ITU 8 · map ↗

FRN
0015026990

Previous call
KI4PBE (Technician)

Last granted
Jan 11, 2017

Effective
Jul 6, 2024

Last action
Sep 1, 2026
FCC actions (7)
- Sep 1, 2026 — License canceled LICAN
- Jul 6, 2024 — Administrative update LIAUA
- Oct 29, 2022 — Administrative update LIAUA
- Jan 11, 2017 — License renewed LIREN
- Jul 30, 2007 — License modified LIMOD
- Feb 13, 2007 — Vanity call sign granted VANGRT
- Feb 13, 2007 — License issued LIISS
KI4PBE Canceled Technician May 9, 2006 → Feb 13, 2007 (canceled)

Licensee
Marshall K Harrison

Address
813 Mill Pond Ct
Jacksonville, FL 32259
30.0743, -81.5852 (ZIP center) · Grid EM90eb · CQ 5 · ITU 8 · map ↗

FRN
0015026990

Last granted
May 9, 2006

Effective
May 9, 2006

Last action
Feb 13, 2007
FCC actions (3)
- Feb 13, 2007 — License canceled LICAN
- May 9, 2006 — License issued LIISS
- May 9, 2006 — Systematic call sign granted SYSGRT

Address history

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

Seen Sep 27, 2026 → Oct 4, 2026 · 2 snapshots · as KI4KTA
Marshall K Harrison
813 Mill Pond Ct., Saint Johns, FL 32259
30.1202, -81.6075 (street) · Grid EM90ec · CQ 5 · ITU 8 · map ↗
Seen Sep 27, 2024 → Oct 4, 2026 · 10 snapshots · as W4MKH
MARSHALL K HARRISON
153 Cross Ridge Dr., Rutherfordton, NC 28739
35.2739, -82.5286 (ZIP center) · Grid EM85rg · CQ 5 · ITU 8 · map ↗
Seen May 27, 2010 → Oct 4, 2026 · 82 snapshots · as KI4PBE
Marshall K Harrison
813 Mill Pond Ct, Jacksonville, FL 32259
30.0743, -81.5852 (ZIP center) · Grid EM90eb · CQ 5 · ITU 8 · map ↗
Seen Apr 27, 2024 → Jul 1, 2024 · 2 snapshots · as W4MKH
MARSHALL K HARRISON
49 Lake Drive, Laurel Park, NC 28739
35.2739, -82.5286 (ZIP center) · Grid EM85rg · CQ 5 · ITU 8 · map ↗

Others requesting W4MKH

1 application listed W4MKH as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Jan 3, 2007	Jan 21, 2007	KI4PBE · Marshall K Harrison · Jacksonville, FL	1	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for W4MKH in the last 24 hours. They show up here within seconds of W4MKH beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.