🕒 FCC license data updated yesterday 7:15 am CST (FCC files through Nov 3, 2026) · next update today 6:00 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)
WB9KPX HAM
✅ Available for a vanity request — free since Dec 4, 2007.
2x3 call: any licensee can request it.
No pending applications list it.
Not currently held
· 1 holder on record
· available since Dec 4, 2007
Previous holder: ROBERT L HUMBEL
Held WB9KPX Feb 24, 1987 → Dec 3, 2005
· first licensed Feb 24, 1987 as WB9KPX
· 1 license · no FRN on file (pre-2001 records)
📖 In the printed callbooks since 1972 as WB9KPX, before the FCC's online records
WB9KPXCanceledAdvancedFeb 24, 1987 → Dec 3, 2005 (canceled)
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 Mar 9, 1998 → Apr 17, 2003 · 11 discs WB9KPX
· Advanced · issued May 27, 1997, expires May 27, 2007
ROBERT L. HUMBEL .
W4820 CTY HWY B, LA CROSSE, WI 54601
Seen Apr 4, 1997 · 1 disc WB9KPX
· Advanced · issued Jan 31, 1997, expires Jan 31, 2007
ROBERT L HUMBEL .
W4820 CTY HWY B, LA CROSSE, WI 54601
Seen Sep 9, 1993 → Oct 27, 1996 · 7 discs WB9KPX
· Advanced · issued Feb 24, 1987, expires Feb 24, 1997
ROBERT L HUMBEL
2137 S 21ST PL, LA CROSSE, WI 54601
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 WB9KPX
ROBERT L HUMBEL
W4820 CTY HWY B, LA CROSSE, WI 54601
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.
1991 → 1996 · 2 editions WB9KPX · class A
Robert L Humbel 2137 S 21st Place, La Crosse, WI 54601 Winter 1991 p.1369, 1996 p.1835
1990 · 1 edition WB9KPX · class A
Robert L Humbel 2131 S 21st Place, La Cros", WI 54601 Winter 1990 p.1261
1989 · 1 edition WB9KPX · class A
Robert L Humbel 2137 S 21st Place, La Crosse Wt 54601 A Karl F Hoffman Jr, 184 Moonstone Ln, East Dubuque, IL 61025 Winter 1989 p.1239
1983 · 1 edition WB9KPX · class A
Grade E Youngblood Box 56, Buckingham W I 54669 Winter 1983 p.1130
1980 → 1981 · 2 editions WB9KPX · class A
Robert L Humbel Box Am, W Salem, WI 54669 Winter 1980 p.1046, 1981 p.985
1977 → 1979 · 2 editions WB9KPX · class A
Robert L Humbel Box 44, W Salem 54609 Wi Winter 1977 p.647, Winter 1979 p.475
None → 1976 · 6 editions WB9KPX · class G
Robert L Humbel Rfd 1, W Salem None p.566, Winter 1972 p.602, Winter 1973 p.598, 1974 p.566, Winter 1975 p.590, Winter 1976 p.599
📡 On the Air: APRS, Digital & WSPR Spots
No APRS positions, PSK Reporter reports or WSPR spots for WB9KPX in the last 24 hours. They show up here within seconds of WB9KPX beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.