🕒 FCC license data updated today 7:15 am CST (FCC files through Nov 4, 2026) · next update today 9:45 am CST
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 · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)
WD9GSD HAM
✅ Available for a vanity request — free since Oct 17, 2008.
2x3 call: any licensee can request it.
No pending applications list it.
Not currently held
· 1 holder on record
· available since Oct 17, 2008
Previous holder: ANTON P KARIZS
Held WD9GSD Jan 20, 1987 → Oct 16, 2006
· first licensed Jan 20, 1987 as WD9GSD
· 1 license · no FRN on file (pre-2001 records)
📖 In the printed callbooks since 1979 as WD9GSD, before the FCC's online records
WD9GSDExpiredAmateur ExtraJan 20, 1987 → Oct 16, 2006 (expired)
From the FCC amateur database as published on the QRZ! callsign CD-ROMs, 1993–2003, before and alongside the FCC's online records (which start in 1999). "Seen" dates are the first and last disc showing that record; the issue date is the FCC's, so it can be a renewal of an even older license.
Seen Oct 27, 1996 → Apr 17, 2003 · 13 discs WD9GSD
· Amateur Extra · issued Oct 16, 1996, expires Oct 16, 2006
ANTON P. KARIZS
2523 W DENIS AVE, MILWAUKEE, WI 53221
Seen Sep 9, 1993 → Apr 21, 1996 · 6 discs WD9GSD
· Amateur Extra · issued Jan 20, 1987, expires Jan 20, 1997
ANTON P KARIZS
2523 W DENIS AVE, MILWAUKEE, WI 53221
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Nov 7, 2004 → Nov 1, 2026 · 52 snapshots · as WD9GSD
ANTON P KARIZS
2523 W DENIS AVE, MILWAUKEE, WI 53221
From scanned copies of the printed callbooks (government lists from 1913, then the Radio Amateur Callbook to 1997), read by OCR, so names and streets can carry typos. Each line is one or more editions in a row showing the same name at the same address.
1997 · 1 edition WD9GSD · class E
Anton P Karizs 1513 W Denis Ave, Milwaukee, WI 53211 1997 p.1877
1995 · 1 edition WD9GSD · class E
Anton P Karizs 151l W Denis Ave, Milwaukee, WI 51111 1995 p.1754
1987 · 1 edition WD9GSD · class E
Anton P Karizs 1513 W Denis Ave, Milwaukee, WI 53111 Winter 1987 p.1172
1986 · 1 edition WD9GSD · class E
Anton P Karizs 2523 W Denis Ave, Milwaukee, WI 53111 Winter 1986 p.1154
1984 · 1 edition WD9GSD · class E
Anton P Karizs 1513 W Denis Ave, Milwaukee, WI 53111 Winter 1984 p.1156
1980 → 1982 · 3 editions WD9GSD · class A
Anton P Karizs 2523 W Denis Av, Milwaukee, WI 53221 Winter 1980 p.1032, 1981 p.967, Winter 1982 p.1078
1979 · 1 edition WD9GSD · class G
Anion P Karizs 2523 W Ijerjs Av, Milwaukee, WI 53221 Winter 1979 p.460
None · 1 edition WD9GSD · class E
Anton P Karizs 2523 W Denis Ave, Milwaukee, WI 53221 None p.1032
📡 On the Air: APRS, Digital & WSPR Spots
No APRS positions, PSK Reporter reports or WSPR spots for WD9GSD in the last 24 hours. They show up here within seconds of WD9GSD beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.