N9TPB FCC License Search
🕒 FCC license data updated today 9:42 am CDT (FCC files through Sep 30, 2026) · next update tomorrow 9:15 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

WB1CTW

✅ Available for a vanity request — free since Nov 26, 2010.
2x3 call: any licensee can request it. No pending applications list it.

Not currently held · 1 holder on record · available since Nov 26, 2010

Previous holder: MARTIN R PAUL

Held WB1CTW Mar 13, 2002 → Nov 25, 2008 · first licensed Mar 13, 2002 as WB1CTW · 2 licenses · FRN 0006691513

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

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for WB1CTW in the last 24 hours. They show up here within seconds of WB1CTW beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.