N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 9:45 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

K7BSU HAM

✅ Available for a vanity request — free since Apr 23, 2025.

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

📬 QSL: LoTW user · last upload Apr 28, 2023 · not eQSL AG · QRZ · HamQTH

Not currently held · 2 holders on record · available since Apr 23, 2025

Previous holder: CHARLES V COSTA

Held K7BSU May 17, 2022 → Apr 22, 2023 · first licensed Mar 23, 1998 as WA6EZM · 7 licenses · FRN 0003815891

KE7KM Active Amateur Extra · vanity Dec 9, 2025 → expires Dec 9, 2035

Licensee
CHARLES V COSTA

Address
8981 NEW CASTLE DR
MIDDLETON, ID 83644
43.7130, -116.5660 (street) · Grid DN13rr · CQ 3 · ITU 6 · map ↗

FRN
0003815891

Previous call
K7NET (Advanced)

Last granted
Dec 9, 2025

Effective
Dec 9, 2025

Last action
Dec 9, 2025
FCC actions (2)
- Dec 9, 2025 — Vanity call sign granted VANGRT
- Dec 9, 2025 — License issued LIISS
K7NET Canceled Amateur Extra · vanity Mar 4, 2025 → Dec 9, 2025 (canceled)

Licensee
CHARLES V COSTA

Address
8981 NEW CASTLE DR
MIDDLETON, ID 83644
43.7130, -116.5660 (street) · Grid DN13rr · CQ 3 · ITU 6 · map ↗

FRN
0003815891

Previous call
KE7KM (Advanced)

Last granted
Mar 4, 2025

Effective
Mar 4, 2025

Last action
Dec 9, 2025
FCC actions (3)
- Dec 9, 2025 — License canceled LICAN
- Mar 4, 2025 — Vanity call sign granted VANGRT
- Mar 4, 2025 — License issued LIISS
KE7KM Canceled Amateur Extra · vanity Apr 22, 2023 → Mar 4, 2025 (canceled)

Licensee
CHARLES V COSTA

Address
8981 NEW CASTLE DR
MIDDLETON, ID 83644
43.7130, -116.5660 (street) · Grid DN13rr · CQ 3 · ITU 6 · map ↗

FRN
0003815891

Previous call
K7BSU (Advanced)

Last granted
Apr 22, 2023

Effective
Apr 22, 2023

Last action
Mar 4, 2025
FCC actions (3)
- Mar 4, 2025 — License canceled LICAN
- Apr 22, 2023 — Vanity call sign granted VANGRT
- Apr 22, 2023 — License issued LIISS
K7BSU Canceled Amateur Extra · vanity May 17, 2022 → Apr 22, 2023 (canceled)

Licensee
CHARLES V COSTA

Address
8981 NEW CASTLE DR
MIDDLETON, ID 83644
43.7130, -116.5660 (street) · Grid DN13rr · CQ 3 · ITU 6 · map ↗

FRN
0003815891

Previous call
K7IVC (Advanced)

Last granted
May 17, 2022

Effective
Feb 25, 2023

Last action
Apr 22, 2023
FCC actions (5)
- Apr 22, 2023 — License canceled LICAN
- Feb 25, 2023 — Administrative update LIAUA
- Feb 21, 2023 — License modified LIMOD
- May 17, 2022 — Vanity call sign granted VANGRT
- May 17, 2022 — License issued LIISS
K7IVC Canceled Advanced · vanity Aug 18, 2020 → May 17, 2022 (canceled)

Licensee
CHARLES V COSTA

Address
8981 NEW CASTLE DR
MIDDLETON, ID 83644
43.7130, -116.5660 (street) · Grid DN13rr · CQ 3 · ITU 6 · map ↗

FRN
0003815891

Previous call
K6CVC

Last granted
Aug 18, 2020

Effective
Apr 29, 2022

Last action
May 17, 2022
FCC actions (4)
- May 17, 2022 — License canceled LICAN
- Apr 29, 2022 — Administrative update LIAUA
- Aug 18, 2020 — Vanity call sign granted VANGRT
- Aug 18, 2020 — License issued LIISS
📦 Moved: Sacramento, CA → Middleton, ID

K6CVC Canceled Advanced · vanity Oct 28, 2000 → Aug 18, 2020 (canceled)

Licensee
CHARLES V COSTA

Address
8981 NEW CASTLE DR
MIDDLETON, ID 83644
43.7130, -116.5660 (street) · Grid DN13rr · CQ 3 · ITU 6 · map ↗

FRN
0003815891

Previous call
WA6EZM

Last granted
Aug 26, 2010

Effective
Jul 21, 2020

Last action
Aug 18, 2020
FCC actions (7)
- Aug 18, 2020 — License canceled LICAN
- Jul 21, 2020 — Administrative update LIAUA
- Jun 5, 2012 — Administrative update LIAUA
- Jun 5, 2012 — Administrative update LIAUA
- Aug 26, 2010 — License renewed LIREN
- Mar 30, 2004 — Administrative update LIAUA
- Oct 28, 2000 — License issued LIISS
WA6EZM Canceled Advanced Mar 23, 1998 → Oct 28, 2000 (canceled)

Licensee
CHARLES V COSTA

Address
4832 GRADUATES LN
SACRAMENTO, CA 95841
38.6603, -121.3482 (ZIP center) · Grid CM98hp · CQ 3 · ITU 6 · map ↗

FRN
0003815891

Last granted
Mar 23, 1998

Effective
Mar 23, 1998

Last action
Oct 28, 2000
FCC actions (1)
- Oct 28, 2000 — License canceled LICAN

Address history

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

Seen Apr 16, 2022 → Oct 4, 2026 · 58 snapshots · as K6CVC
CHARLES V COSTA
8981 NEW CASTLE DR, MIDDLETON, ID 83644
43.7130, -116.5660 (street) · Grid DN13rr · CQ 3 · ITU 6 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as WA6EZM
CHARLES V COSTA
4832 GRADUATES LN, SACRAMENTO, CA 95841
38.6603, -121.3482 (ZIP center) · Grid CM98hp · CQ 3 · ITU 6 · map ↗
Seen Jul 26, 2012 → May 6, 2019 · 30 snapshots · as K6CVC
CHARLES V COSTA
5561 Oak Ridge Rd, Placerville, CA 95667
38.7334, -120.7913 (ZIP center) · Grid CM98or · CQ 3 · ITU 6 · map ↗
Seen Nov 7, 2004 → May 28, 2012 · 5 snapshots · as K6CVC
CHARLES V COSTA
4349 Kentwood Lane, Fair Oaks, CA 95628
38.6521, -121.2544 (ZIP center) · Grid CM98ip · CQ 3 · ITU 6 · map ↗

Previous holder: Roger M SHARP

Held K7BSU Apr 24, 2009 → Apr 24, 2019 · first licensed Apr 27, 1999 as KD7FDV · 3 licenses · FRN 0002171791

📦 Moved: Caldwell, ID → Boise, ID

K7BSU Expired Amateur Extra · vanity Apr 24, 2009 → Apr 24, 2019 (expired)

Licensee
Roger M SHARP

Address
Attn: ROGER SHARP
4890 n. cloverdale rd @302
Boise, ID 83713
43.6390, -116.3375 (ZIP center) · Grid DN13tp · CQ 3 · ITU 6 · map ↗

FRN
0002171791

Previous call
K7ROG (Advanced)

Last granted
Apr 24, 2009

Effective
Mar 24, 2015

Last action
Apr 27, 2021
FCC actions (6)
- Apr 27, 2021 — License expired LIEXP
- Mar 24, 2015 — Administrative update LIAUA
- Jan 18, 2012 — Administrative update LIAUA
- Apr 8, 2011 — Administrative update LIAUA
- Apr 24, 2009 — Vanity call sign granted VANGRT
- Apr 24, 2009 — License issued LIISS
K7ROG Canceled Amateur Extra · vanity Mar 18, 2000 → Apr 24, 2009 (canceled)

Licensee
ROGER M SHARP

Address
2815 Colorado
CALDWELL, ID 83605
43.6641, -116.6517 (ZIP center) · Grid DN13qp · CQ 3 · ITU 6 · map ↗

FRN
0002171791

Previous call
KD7FDV (Advanced)

Last granted
Mar 18, 2000

Effective
Nov 25, 2008

Last action
Apr 24, 2009
FCC actions (4)
- Apr 24, 2009 — License canceled LICAN
- Nov 25, 2008 — Administrative update LIAUA
- Jun 20, 2000 — License modified LIMOD
- Mar 18, 2000 — License issued LIISS
KD7FDV Canceled Advanced Apr 27, 1999 → Mar 18, 2000 (canceled)

Licensee
ROGER M SHARP

Address
1017 TETON
CALDWELL, ID 83605
43.6641, -116.6517 (ZIP center) · Grid DN13qp · CQ 3 · ITU 6 · map ↗

FRN
0002171791

Last granted
Apr 27, 1999

Effective
Jan 27, 2000

Last action
Mar 18, 2000
FCC actions (4)
- Mar 18, 2000 — License canceled LICAN
- Jan 27, 2000 — License modified LIMOD
- Dec 11, 1999 — License modified LIMOD
- Oct 12, 1999 — License modified LIMOD

Address history

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

Seen May 19, 2015 → Oct 4, 2026 · 35 snapshots · as K7BSU
Roger M SHARP
Attn: ROGER SHARP
4890 n. cloverdale rd @302, Boise, ID 83713
43.6390, -116.3375 (ZIP center) · Grid DN13tp · CQ 3 · ITU 6 · map ↗
Seen May 27, 2010 → Oct 4, 2026 · 48 snapshots · as K7ROG
ROGER M SHARP
2815 Colorado, CALDWELL, ID 83605
43.6641, -116.6517 (ZIP center) · Grid DN13qp · CQ 3 · ITU 6 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 49 snapshots · as KD7FDV
ROGER M SHARP
1017 TETON, CALDWELL, ID 83605
43.6641, -116.6517 (ZIP center) · Grid DN13qp · CQ 3 · ITU 6 · map ↗
Seen May 28, 2012 → Mar 28, 2015 · 9 snapshots · as K7BSU
Roger M SHARP
Attn: ROGER SHARP
7250 Poplar #406s, Boise, ID 83704
43.6272, -116.2877 (ZIP center) · Grid DN13up · CQ 3 · ITU 6 · map ↗
Seen Oct 17, 2011 → Nov 10, 2011 · 2 snapshots · as K7BSU
Roger M SHARP
Attn: ROGER SHARP
7250 Poplar #306, Boise, ID 83704
43.6272, -116.2877 (ZIP center) · Grid DN13up · CQ 3 · ITU 6 · map ↗

Others requesting K7BSU

6 applications listed K7BSU as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Apr 30, 2026	May 18, 2026	KM7FSK · Wendell Pabst · Prescott Valley, AZ	2	Granted
Oct 16, 2024	Nov 3, 2024	KI7TNB · GERALD E ROBINSON III · NAMPA, ID	3	Dismissed
Apr 28, 2022	May 16, 2022	K7IVC · CHARLES V COSTA · MIDDLETON, ID	1	Granted
Mar 23, 2022	Apr 10, 2022	KB7AFI · FRANK E RIDDELL JR · Middleton, ID	2	Granted
Apr 6, 2009	Apr 24, 2009	K7ROG · Roger M SHARP · CALDWELL, ID	1	Granted
Jan 30, 2001	Feb 17, 2001	KA6BGI · LEON C ZUMWALT · MERIDIAN, ID	8	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for K7BSU in the last 24 hours. They show up here within seconds of K7BSU beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.