🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 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
AB3SZ HAM
✅
Available for a vanity request — free since Oct 15, 2017.
2x2 call: only Amateur Extra licensees can request it.
No pending applications list it.
📬 QSL:
LoTW user · last upload Oct 4, 2015
· not eQSL AG
· QRZ · HamQTH
Not currently held
· 1 holder on record
· available since Oct 15, 2017
Previous holder: James L Hanssen
Held AB3SZ May 18, 2011 → Oct 14, 2015
· first licensed Jun 7, 2001 as KD5OSF
· 3 licenses · FRN 0005615497
K3SE
Active
Amateur Extra · vanity
Oct 14, 2015 → expires Oct 14, 2035
Licensee James L Hanssen
Address Attn: James Hanssen 3608 Shepherd St. Chevy Chase, MD 20815
38.9797, -77.0720 (street) · Grid
FM18lx · CQ 5 · ITU 8 ·
map ↗
FRN 0005615497
Previous call AB3SZ (Technician)
Last granted Aug 19, 2025
Effective Aug 19, 2025
Last action Aug 19, 2025
FCC actions (3)
Aug 19, 2025 — License renewed LIREN Oct 14, 2015 — Vanity call sign granted VANGRT Oct 14, 2015 — License issued LIISS
AB3SZ
Canceled
Amateur Extra
May 18, 2011 → Oct 14, 2015 (canceled)
Licensee James L Hanssen
Address 3608 Shepherd St. Chevy Chase, MD 20815
38.9797, -77.0720 (street) · Grid
FM18lx · CQ 5 · ITU 8 ·
map ↗
FRN 0005615497
Previous call KD5OSF (Technician)
Last granted May 18, 2011
Effective Aug 23, 2013
Last action Oct 14, 2015
FCC actions (3)
Oct 14, 2015 — License canceled LICAN Aug 23, 2013 — Systematic call sign granted SYSGRT Aug 23, 2013 — License issued LIISS
KD5OSF
Canceled
Amateur Extra
Jun 7, 2001 → Aug 23, 2013 (canceled)
Licensee James L Hanssen
Address 3608 Shepherd St. Chevy Chase, MD 20815
38.9797, -77.0720 (street) · Grid
FM18lx · CQ 5 · ITU 8 ·
map ↗
FRN 0005615497
Last granted May 18, 2011
Effective Jul 22, 2013
Last action Aug 23, 2013
FCC actions (4)
Aug 23, 2013 — License canceled LICAN Jul 22, 2013 — License modified LIMOD May 18, 2011 — License renewed LIREN Jun 7, 2001 — License issued LIISS
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Oct 17, 2011 → Oct 4, 2026 · 116 snapshots · as KD5OSF
James L Hanssen
3608 Shepherd St., Chevy Chase, MD 20815
38.9797, -77.0720 (street) · Grid
FM18lx · CQ 5 · ITU 8 ·
map ↗
Seen Nov 7, 2004 → May 27, 2010 · 2 snapshots · as KD5OSF
James L Hanssen
8800 N IH 35 2170, Austin, TX 78753
30.3836, -97.6733 (ZIP center) · Grid
EM10dj · CQ 4 · ITU 7 ·
map ↗
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for AB3SZ in the last 24 hours. They show up here within seconds of AB3SZ 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