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, WIKK4ISF
✅ Available for a vanity request — free since Mar 30, 2026.
2x3 call: any licensee can request it.
No pending applications list it.
Not currently held · 1 holder on record · available since Mar 30, 2026
Previous holder: Frank A Silva
Held KK4ISF Apr 20, 2012 → Mar 29, 2024 · first licensed Apr 20, 2012 as KK4ISF · 2 licenses · FRN 0021702964
-
- Licensee
- Frank A Silva
- Address
- Attn: Frank A Silva
13055 SW 202nd Ave
Miami, FL 33196
- FRN
- 0021702964
- Previous call
- KK4ISF (General)
- Last granted
- Mar 29, 2024
- Effective
- Mar 29, 2024
- Last action
- Mar 29, 2024
FCC actions (2)
- Mar 29, 2024 — Vanity call sign granted VANGRT
- Mar 29, 2024 — License issued LIISS
-
- Licensee
- Frank A Silva
- Address
- 13055 SW 202nd Ave
Miami, FL 33196
- FRN
- 0021702964
- Last granted
- Feb 24, 2022
- Effective
- Mar 8, 2024
- Last action
- Mar 29, 2024
FCC actions (7)
- Mar 29, 2024 — License canceled LICAN
- Mar 8, 2024 — License modified LIMOD
- Nov 14, 2023 — License modified LIMOD
- Feb 24, 2022 — License renewed LIREN
- Jul 13, 2021 — Administrative update LIAUA
- Apr 20, 2012 — License issued LIISS
- Apr 20, 2012 — 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 KK4ISF in the last 24 hours. They show up here within seconds of KK4ISF beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.