🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 28, 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)
KB9ZYJ HAM
✅ Available for a vanity request — free since Jul 11, 2023.
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 25, 2002 → Apr 17, 2003 · 2 discs KB9ZYJ
· Technician · issued Oct 23, 2002, expires Jul 10, 2011
DAVID W CARLSON
1624 WEST 150 SOUTH, RENSSELAER, IN 47978
Seen Nov 1, 2001 → Apr 27, 2002 · 2 discs KB9ZYJ
· Technician · issued Jul 10, 2001, expires Jul 10, 2011
DAVID W. CARLSON
2409 NIEL ARMSTRONG DR 1D, W LAFAYETTE, IN 47906
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Mar 28, 2014 → Oct 25, 2026 · 41 snapshots · as KB9ZYJ
DAVID W CARLSON
7325 W 128th Place, Cedar Lake, IN 46303-9537
No APRS positions, PSK Reporter reports or WSPR spots for KB9ZYJ in the last 24 hours. They show up here within seconds of KB9ZYJ beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.