🕒 FCC license data updated yesterday 6:03 am CDT (FCC files through Oct 23, 2026) · next update today 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)
N9SDY HAM
✅ Available for a vanity request — free since Feb 3, 2025.
1x3 call: Technician, General, Advanced and Amateur Extra licensees 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 Apr 17, 2003 · 1 disc N9SDY
· Technician · issued Dec 18, 2002, expires Feb 2, 2013
RICHARD K ANDERSON
PO BOX 425, ABBOTSFORD, WI 54405
Seen Mar 9, 1998 → Oct 25, 2002 · 10 discs N9SDY
· Technician · issued Feb 2, 1993, expires Feb 2, 2003
RICHARD K. ANDERSON
PO BOX 425, ABBOTSFORD, WI 54405
Seen Sep 9, 1993 → Apr 4, 1997 · 8 discs N9SDY
· Technician · issued Feb 2, 1993, expires Feb 2, 2003
RICHARD K ANDERSON
POB 425, ABBOTSFORD, WI 54405
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Feb 18, 2013 → Oct 18, 2026 · 44 snapshots · as N9SDY
RICHARD K ANDERSON
1621 Stardust Dr, Waukesha, WI 53186
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 → 1997 · 2 editions N9SDY · class T
Richard K Anderson Pob 425, Abbotsford, WI 54405 1994 p.1673, 1997 p.1945
📡 On the Air: APRS, Digital & WSPR Spots
No APRS positions, PSK Reporter reports or WSPR spots for N9SDY in the last 24 hours. They show up here within seconds of N9SDY beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.