N9TPB FCC License Search
🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 5, 2026) · next update today 7:15 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

KB4CST HAM

✅ Available for a vanity request — free since Mar 29, 2003.
2x3 call: any licensee can request it. No pending applications list it.
Last requested Aug 21, 2006 as choice 4: not granted, that applicant got K4CST instead.

📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH

Not currently held · 1 holder on record · available since Mar 29, 2003

Previous holder: DANIEL SMITH

Held KB4CST Feb 18, 1999 → Mar 28, 2001 · first licensed Feb 18, 1999 as KB4CST · 2 licenses · FRN 0004738878

Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Others requesting KB4CST

1 application listed KB4CST as a choice, newest first.

FiledAwardApplicantChoice #KB4CSTResult
Aug 21, 2006 Sep 8, 2006 KD4PYI · BRYAN D GILBERT · FLETCHER, NC 4Not granted They got K4CST (choice 1)

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KB4CST in the last 24 hours. They show up here within seconds of KB4CST beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.