🕒 FCC license data updated yesterday 7:15 am CST (FCC files through Nov 3, 2026) · next update today 7:15 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)
WB9SMP HAM
✅ Available for a vanity request — free since Jun 20, 2007.
2x3 call: any licensee can request it.
No pending applications list it.
Not currently held
· 1 holder on record
· available since Jun 20, 2007
Previous holder: ROBERT T TREPTOW
Held WB9SMP Oct 29, 1985 → Jun 19, 2005
· first licensed Oct 29, 1985 as WB9SMP
· 1 license · no FRN on file (pre-2001 records)
📖 In the printed callbooks since 1977 as WB9SMP, before the FCC's online records
WB9SMPExpiredGeneralOct 29, 1985 → Jun 19, 2005 (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 26, 1995 → Apr 17, 2003 · 15 discs WB9SMP
· General · issued Jun 19, 1995, expires Jun 19, 2005
ROBERT T. TREPTOW
W67 N677 CLEVELAND CT, CEDARBURG, WI 53012
Seen Sep 9, 1993 → May 12, 1995 · 4 discs WB9SMP
· General · issued Oct 29, 1985, expires Oct 29, 1995
ROBERT T TREPTOW
W67 N677 CLEVELAND CT, CEDARBURG, WI 53012
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 WB9SMP
ROBERT T TREPTOW
W67 N677 CLEVELAND CT, CEDARBURG, WI 53012
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.
1983 → 1997 · 5 editions WB9SMP · class G
Robert T Treptow W67 N677 Cleveland Ct, Cedarburg, WI 53012 Winter 1983 p.1156, 1993 p.1579, 1994 p.1675, 1995 p.1815, 1997 p.1947
1977 → 1980 · 2 editions WB9SMP · class G
Robert T Treptow 4622 N Idlewild Av, Milwaukee, WI 53211 Winter 1977 p.668, Winter 1980 p.1067
📡 On the Air: APRS, Digital & WSPR Spots
No APRS positions, PSK Reporter reports or WSPR spots for WB9SMP in the last 24 hours. They show up here within seconds of WB9SMP beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.