N9TPB
FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 29, 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)KO4WBY HAM
⏳ Not available yet — opens for vanity requests Sep 27, 2028, two years after the license was canceled (Sep 26, 2026).
2x3 call: any licensee can request it.
No pending applications list it.
📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH
Not currently held · 1 holder on record
Previous holder: Chad R Dempster
Held KO4WBY Jan 20, 2022 → Sep 26, 2026 · first licensed Jan 20, 2022 as KO4WBY · 2 licenses · FRN 0031858905
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- Licensee
- Chad R Dempster
- Address
- PO Box 503
50 8th Avenue Southwest
Largo, FL 33770
- FRN
- 0031858905
- Previous call
- KO4WBY (Technician)
- Last granted
- Sep 26, 2026
- Effective
- Sep 26, 2026
- Last action
- Sep 26, 2026
FCC actions (2)
- Sep 26, 2026 — Vanity call sign granted VANGRT
- Sep 26, 2026 — License issued LIISS
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- Licensee
- Chad R Dempster
- Address
- 7979 POWDER HORN CIR
Largo, FL 33773
- FRN
- 0031858905
- Last granted
- Jan 20, 2022
- Effective
- Sep 23, 2026
- Last action
- Sep 26, 2026
FCC actions (4)
- Sep 26, 2026 — License canceled LICAN
- Sep 23, 2026 — License modified LIMOD
- Jan 20, 2022 — License issued LIISS
- Jan 20, 2022 — Systematic call sign granted SYSGRT
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 KO4WBY in the last 24 hours. They show up here within seconds of KO4WBY beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.