N9TPB FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 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

KK4CAO HAM

⏳ Not available yet — opens for vanity requests Dec 10, 2027, two years after the license was canceled (Dec 9, 2025).
2x3 call: any licensee can request it. No pending applications list it.

📬 QSL: LoTW user · last upload Dec 11, 2025 · not eQSL AG · QRZ · HamQTH

Not currently held · 2 holders on record

Previous holder: Christopher A Ortiz

Held KK4CAO Oct 8, 2024 → Dec 9, 2025 · first licensed Sep 5, 2024 as KQ4VCY · 3 licenses · FRN 0035892702

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

Previous holder: Eric C Jaffe

Held KK4CAO May 13, 2011 → May 4, 2012 · first licensed May 13, 2011 as KK4CAO · 2 licenses · FRN 0020858676

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

Others requesting KK4CAO

2 applications listed KK4CAO as a choice, newest first.

FiledAwardApplicantChoice #Status
Sep 20, 2024 Oct 8, 2024 KQ4VCY · Christopher A Ortiz · Raleigh, NC 1Granted
Sep 20, 2024 Oct 8, 2024 KQ4VCY · Christopher A Ortiz · Raleigh, NC 4Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KK4CAO in the last 24 hours. They show up here within seconds of KK4CAO beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.