N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 5, 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, WI

KC4HML HAM

✅ Available for a vanity request — free since Nov 29, 2022.

2x3 call: any licensee can request it. No pending applications list it.
Last requested Nov 10, 2020 as choice 2: not granted, that applicant got W3NTS instead.

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

Not currently held · 1 holder on record · available since Nov 29, 2022

Previous holder: SAMUEL J ROBERTSON

Held KC4HML Jul 20, 2010 → Nov 28, 2020 · first licensed Nov 15, 1988 as KC4HML · 4 licenses · FRN 0017928243

W3NTS Active Technician · vanity Nov 28, 2020 → expires Nov 28, 2030

Licensee
SAMUEL J ROBERTSON

Address
Attn: SAMUEL J ROBERTSON
9213 COLORADO AVE
RANDALLSTOWN, MD 21133-3207
39.3644, -76.8095 (street) · Grid FM19oi · CQ 5 · ITU 8 · map ↗

FRN
0017928243

Previous call
KC4HML

Last granted
Nov 28, 2020

Effective
Nov 28, 2020

Last action
Nov 28, 2020
FCC actions (2)
- Nov 28, 2020 — Vanity call sign granted VANGRT
- Nov 28, 2020 — License issued LIISS
KC4HML Canceled Technician · vanity Jul 20, 2010 → Nov 28, 2020 (canceled)

Licensee
SAMUEL J ROBERTSON

Address
Attn: SAMUEL J ROBERTSON
9213 COLORADO AVE
RANDALLSTOWN, MD 21133-3207
39.3644, -76.8095 (street) · Grid FM19oi · CQ 5 · ITU 8 · map ↗

FRN
0017928243

Previous call
KB3RLD

Last granted
Apr 24, 2020

Effective
Apr 24, 2020

Last action
Nov 28, 2020
FCC actions (4)
- Nov 28, 2020 — License canceled LICAN
- Apr 24, 2020 — License renewed LIREN
- Jul 20, 2010 — Vanity call sign granted VANGRT
- Jul 20, 2010 — License issued LIISS
📦 Moved: Bolingbroke, GA → Randallstown, MD

KB3RLD Canceled Technician Jul 7, 2008 → Jul 20, 2010 (canceled)

Licensee
SAMUEL J ROBERTSON

Address
9213 COLORADO AVE
RANDALLSTOWN, MD 21133-3207
39.3644, -76.8095 (street) · Grid FM19oi · CQ 5 · ITU 8 · map ↗

FRN
0017928243

Last granted
Jul 7, 2008

Effective
Jul 7, 2008

Last action
Jul 20, 2010
FCC actions (3)
- Jul 20, 2010 — License canceled LICAN
- Jul 7, 2008 — License issued LIISS
- Jul 7, 2008 — Systematic call sign granted SYSGRT
KC4HML Expired Novice Nov 15, 1988 → Nov 15, 1998 (expired)

Licensee
ROY A ROBERTSON

Address
PO Box 6
BOLINGBROKE, GA 31004
32.9517, -83.8053 (ZIP center) · Grid EM82cw · CQ 5 · ITU 8 · map ↗

Last granted
Nov 15, 1988

Effective
Nov 15, 1988

Last action
Nov 16, 2000
FCC actions (1)
- Nov 16, 2000 — License expired LIEXP

Address history

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

Seen May 27, 2010 → Oct 4, 2026 · 106 snapshots · as KB3RLD
SAMUEL J ROBERTSON
9213 COLORADO AVE, RANDALLSTOWN, MD 21133-3207
39.3644, -76.8095 (street) · Grid FM19oi · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as KC4HML
ROY A ROBERTSON
PO Box 6
BOLINGBROKE, GA 31004
32.9517, -83.8053 (ZIP center) · Grid EM82cw · CQ 5 · ITU 8 · map ↗

Others requesting KC4HML

2 applications listed KC4HML as a choice, newest first.

Filed	Award	Applicant	Choice #	KC4HML	Result
Nov 10, 2020	Nov 28, 2020	KC4HML · SAMUEL J ROBERTSON · RANDALLSTOWN, MD	2	Not granted	They got W3NTS (choice 1)
Jul 2, 2010	Jul 20, 2010	KB3RLD · SAMUEL J ROBERTSON · RANDALLSTOWN, MD	1	Granted	Granted this call

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KC4HML in the last 24 hours. They show up here within seconds of KC4HML beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.