🕒 FCC license data updated today 9:42 am CDT (FCC files through Sep 30, 2026) · next update tomorrow 9:15 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
KC0TKB
✅
Available for a vanity request — free since Jul 29, 2007.
2x3 call: any licensee can request it.
No pending applications list it.
Not currently held
· 1 holder on record
· available since Jul 29, 2007
Previous holder: Brandon Duke
Held KC0TKB Nov 16, 2004 → Jul 28, 2005
· first licensed Nov 16, 2004 as KC0TKB
· 6 licenses · FRN 0011638715
📦 Moved: Myrtle Beach, SC → Los Angeles, CA
KJ4SGZ
Expired
Technician
Feb 17, 2010 → Nov 16, 2014 (expired)
Licensee Brandon Duke
Address 2914 S Palm Grove Ave #106 Los Angeles, CA 90016
34.0283, -118.3543 (ZIP center) · Grid
DM04ta · CQ 3 · ITU 6 ·
map ↗
FRN 0011638715
Previous call KD0BSH
Last granted Feb 17, 2010
Effective Feb 24, 2010
Last action Nov 17, 2016
FCC actions (4)
Nov 17, 2016 — License expired LIEXP Feb 24, 2010 — FCC action LIAUA Feb 17, 2010 — Systematic call sign granted SYSGRT Feb 17, 2010 — License issued LIISS
📦 Moved: Minneapolis, MN → Myrtle Beach, SC
KD0BSH
Canceled
Technician
Oct 2, 2007 → Feb 17, 2010 (canceled)
Licensee Brandon M Duke
Address 2703 S Ocean Blvd #103 Myrtle Beach, SC 29577
33.6976, -78.9065 (ZIP center) · Grid
FM03nq · CQ 5 · ITU 8 ·
map ↗
FRN 0011638715
Previous call KC0UWS
Last granted Oct 2, 2007
Effective Feb 17, 2010
Last action Feb 17, 2010
FCC actions (12)
Feb 17, 2010 — License modified LIMOD Feb 17, 2010 — License canceled LICAN Aug 18, 2009 — FCC action LIAUA Jan 30, 2009 — FCC action LIAUA Jan 30, 2009 — FCC action LIAUA Jan 8, 2009 — FCC action LIAUA Oct 22, 2008 — FCC action LIAUA Aug 1, 2008 — Authorization printed AUTHPR Jul 31, 2008 — FCC action COR Jul 31, 2008 — FCC action INTDUP Oct 2, 2007 — Systematic call sign granted SYSGRT Oct 2, 2007 — License issued LIISS
📦 Moved: Longmont, CO → Minneapolis, MN
KD0AIM
Terminated
Technician
Nov 16, 2004 → Apr 27, 2007
Licensee Brandon M Duke
Address 40 So. 7th Street Ste 212 #117 Minneapolis, MN 55402
44.9761, -93.2712 (ZIP center) · Grid
EN34ix · CQ 4 · ITU 7 ·
map ↗
FRN 0011638715
Previous call KC0UWS
Last granted Nov 16, 2004
Effective Apr 18, 2007
Last action Apr 27, 2007
FCC actions (3)
Apr 27, 2007 — License terminated LITERM Apr 18, 2007 — Systematic call sign granted SYSGRT Apr 18, 2007 — License issued LIISS
📦 Moved: Minneapolis, MN → Longmont, CO
KC0VRS
Terminated
Technician
Nov 16, 2004 → Jan 20, 2006
Licensee Brandon M Duke
Address 1201 21st Ave #13 Longmont, CO 80501
40.1648, -105.1019 (ZIP center) · Grid
DN70kd · CQ 4 · ITU 7 ·
map ↗
FRN 0011638715
Previous call KC0UWS
Last granted Nov 16, 2004
Effective Jan 7, 2006
Last action Jan 20, 2006
FCC actions (2)
Jan 7, 2006 — Systematic call sign granted SYSGRT Jan 7, 2006 — License issued LIISS
📦 Moved: Longmont, CO → Minneapolis, MN
KC0UWS
Canceled
Technician
Nov 16, 2004 → Oct 2, 2007 (canceled)
Licensee Brandon M Duke
Address 40 So. 7th Street Ste 212 #117 Minneapolis, MN 55402
44.9761, -93.2712 (ZIP center) · Grid
EN34ix · CQ 4 · ITU 7 ·
map ↗
FRN 0011638715
Previous call KC0TKB
Last granted Nov 16, 2004
Effective Oct 2, 2007
Last action Oct 2, 2007
FCC actions (11)
Oct 2, 2007 — License modified LIMOD Oct 2, 2007 — License canceled LICAN Apr 30, 2007 — FCC action COR Apr 30, 2007 — FCC action COR Apr 18, 2007 — License canceled LICAN Jan 9, 2007 — FCC action LIAUA Oct 30, 2006 — FCC action LIAUA Jan 7, 2006 — License canceled LICAN Sep 13, 2005 — FCC action LIAUA Jul 28, 2005 — Systematic call sign granted SYSGRT Jul 28, 2005 — License issued LIISS
KC0TKB
Canceled
Technician
Nov 16, 2004 → Jul 28, 2005 (canceled)
Licensee Brandon M Duke
Address 2101 Stuart Street Longmont, CO 80501
40.1648, -105.1019 (ZIP center) · Grid
DN70kd · CQ 4 · ITU 7 ·
map ↗
FRN 0011638715
Last granted Nov 16, 2004
Effective Nov 16, 2004
Last action Jul 28, 2005
FCC actions (2)
Jul 28, 2005 — License canceled LICAN Nov 16, 2004 — License issued LIISS
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen May 27, 2010 → Sep 27, 2026 · 46 snapshots · as KC0VRS
Brandon M Duke
1201 21st Ave #13, Longmont, CO 80501
40.1648, -105.1019 (ZIP center) · Grid
DN70kd · CQ 4 · ITU 7 ·
map ↗
Seen May 27, 2010 → Sep 27, 2026 · 46 snapshots · as KC0TKB
Brandon M Duke
2101 Stuart Street, Longmont, CO 80501
40.1648, -105.1019 (ZIP center) · Grid
DN70kd · CQ 4 · ITU 7 ·
map ↗
Seen May 27, 2010 → Sep 27, 2026 · 46 snapshots · as KD0BSH
Brandon M Duke
2703 S Ocean Blvd #103, Myrtle Beach, SC 29577
33.6976, -78.9065 (ZIP center) · Grid
FM03nq · CQ 5 · ITU 8 ·
map ↗
Seen May 27, 2010 → Sep 27, 2026 · 46 snapshots · as KJ4SGZ
Brandon Duke
2914 S Palm Grove Ave #106, Los Angeles, CA 90016
34.0283, -118.3543 (ZIP center) · Grid
DM04ta · CQ 3 · ITU 6 ·
map ↗
Seen May 27, 2010 → Sep 27, 2026 · 92 snapshots · as KC0UWS
Brandon M Duke
40 So. 7th Street Ste 212 #117, Minneapolis, MN 55402
44.9761, -93.2712 (ZIP center) · Grid
EN34ix · CQ 4 · ITU 7 ·
map ↗
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KC0TKB in the last 24 hours. They show up here within seconds of KC0TKB beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.
Data: FCC Universal Licensing System, amateur service · refreshed nightly
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