🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 18, 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 · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)
KB9CSO HAM
✅ Available for a vanity request — free since Dec 6, 2021.
2x3 call: any licensee can request it.
No pending applications list it.
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 31, 2000 → Apr 17, 2003 · 6 discs KB9CSO
· General · issued May 25, 2000, expires Dec 5, 2009
PAUL A. WILLIAMS
601 SUNSET DR, EDINBURGH, IN 46124
Seen Oct 8, 1999 → May 2, 2000 · 2 discs KB9CSO
· Technician Plus · issued Sep 14, 1999, expires Dec 5, 2009
PAUL A. WILLIAMS
601 SUNSET DR, EDINBURGH, IN 46124
Seen Oct 31, 1994 → Apr 7, 1999 · 9 discs KB9CSO
· Technician Plus · issued Dec 5, 1989, expires Dec 5, 1999
PAUL A WILLIAMS
601 SUNSET DR, EDINBURGH, IN 46124
Seen Sep 9, 1993 → May 3, 1994 · 2 discs KB9CSO
· Technician · issued Dec 5, 1989, expires Dec 5, 1999
PAUL A WILLIAMS
601 SUNSET DR, EDINBURGH, IN 46124
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Nov 7, 2004 → Oct 18, 2026 · 50 snapshots · as KB9CSO
PAUL A WILLIAMS
601 SUNSET DR, EDINBURGH, IN 46124
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.
1994 · 1 edition KB9CSO · class T
Paul A Williams 601 Sunset Dr, Edinburgh, IN 46124 1994 p.1589
1993 · 1 edition KB9CSO · class T
Paul A Williams Boi Sunset Or, Eoinburgh In 4b124, IL 02018 1993 p.1497
1991 · 1 edition KB9CSO · class T
Paul A Williams 601 Sunset Or, Edinburgh, IN 46114 Winter 1991 p.1325
1990 · 1 edition KB9CSO · class N
Regeina S Smith 910 W Oak St, Mitchell, IN 47446 Winter 1990 p.1222
📡 On the Air: APRS, Digital & WSPR Spots
No APRS positions, PSK Reporter reports or WSPR spots for KB9CSO in the last 24 hours. They show up here within seconds of KB9CSO beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.