🕒 FCC license data updated yesterday 9:45 am CDT · next update today 7:15 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
KC0OKN HAM
✅
Available for a vanity request — free since Oct 7, 2017.
2x3 call: any licensee 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 Oct 7, 2017
Previous holder: Brent M Maxwell
Held KC0OKN Nov 15, 2002 → Oct 6, 2015
· first licensed Nov 15, 2002 as KC0OKN
· 2 licenses · FRN 0007952591
K0BMM
Active
Technician · vanity
Oct 6, 2015 → expires Nov 25, 2035
Licensee Brent M Maxwell
Address Attn: Brent Maxwell 2919 S Woodley St Unit F Arlington, VA 22206
38.8419, -77.0969 (street) · Grid
FM18ku · CQ 5 · ITU 8 ·
map ↗
FRN 0007952591
Previous call KC0OKN
Last granted Nov 25, 2025
Effective Nov 25, 2025
Last action Nov 25, 2025
FCC actions (7)
Nov 25, 2025 — License renewed LIREN Aug 12, 2022 — Administrative update LIAUA Sep 26, 2020 — Administrative update LIAUA Dec 13, 2019 — Administrative update LIAUA Jan 30, 2019 — Administrative update LIAUA Oct 6, 2015 — Vanity call sign granted VANGRT Oct 6, 2015 — License issued LIISS
KC0OKN
Canceled
Technician
Nov 15, 2002 → Oct 6, 2015 (canceled)
Licensee Brent M Maxwell
Address 901 N. Pollard St., Apt 714 Arlington, VA 22203
38.8738, -77.1164 (ZIP center) · Grid
FM18ku · CQ 5 · ITU 8 ·
map ↗
FRN 0007952591
Last granted Aug 18, 2012
Effective Feb 21, 2013
Last action Oct 6, 2015
FCC actions (7)
Oct 6, 2015 — License canceled LICAN Feb 21, 2013 — Administrative update LIAUA Feb 14, 2013 — Administrative update LIAUA Aug 18, 2012 — License renewed LIREN Aug 23, 2007 — Administrative update LIAUA Mar 16, 2004 — Administrative update LIAUA Nov 15, 2002 — License issued LIISS
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Apr 27, 2024 → Oct 4, 2026 · 12 snapshots · as K0BMM
Brent M Maxwell
Attn: Brent Maxwell 2919 S Woodley St Unit F, Arlington, VA 22206
38.8419, -77.0969 (street) · Grid
FM18ku · CQ 5 · ITU 8 ·
map ↗
Seen Apr 6, 2013 → Oct 4, 2026 · 58 snapshots · as KC0OKN
Brent M Maxwell
901 N. Pollard St., Apt 714, Arlington, VA 22203
38.8738, -77.1164 (ZIP center) · Grid
FM18ku · CQ 5 · ITU 8 ·
map ↗
Seen Apr 16, 2022 · 1 snapshot · as K0BMM
Brent M Maxwell
925 N Garfield St, Apt 320, Arlington, VA 22201
38.8868, -77.0950 (ZIP center) · Grid
FM18kv · CQ 5 · ITU 8 ·
map ↗
Seen May 6, 2019 · 1 snapshot · as K0BMM
Brent M Maxwell
Attn: Brent Maxwell 850 N Randolph St, Apt 1013, Arlington, VA 22203
38.8738, -77.1164 (ZIP center) · Grid
FM18ku · CQ 5 · ITU 8 ·
map ↗
Seen Feb 18, 2013 · 1 snapshot · as KC0OKN
Brent M Maxwell
901 N. Pollard St., Apt 512, Arlington, VA 22203
38.8738, -77.1164 (ZIP center) · Grid
FM18ku · CQ 5 · ITU 8 ·
map ↗
Seen May 27, 2010 → Jul 26, 2012 · 5 snapshots · as KC0OKN
Brent M Maxwell
850 N. Randolph St, Apt 1432, Arlington, VA 22203
38.8738, -77.1164 (ZIP center) · Grid
FM18ku · CQ 5 · ITU 8 ·
map ↗
Seen Nov 7, 2004 · 1 snapshot · as KC0OKN
Brent M Maxwell
618 Packford Drive, Chesterfield, MO 63017
38.6563, -90.5419 (ZIP center) · Grid
EM48rp · CQ 4 · ITU 7 ·
map ↗
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KC0OKN in the last 24 hours. They show up here within seconds of KC0OKN beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.
Data: FCC Universal Licensing System (amateur & GMRS), NetLogger and more · site status
n9tpb.com · 73 de N9TPB