🕒 FCC license data updated today 6:02 am CDT (FCC files through Oct 2, 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
KJ7CSU HAM
✅ Available for a vanity request — free since Jan 2, 2021.
2x3 call: any licensee can request it.
No pending applications list it.
Dec 14, 2018 — Systematic call sign granted SYSGRT
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Jan 22, 2019 → Sep 27, 2026 · 27 snapshots · as KJ7CSU
Civil Defense Communication Auxiliary
Attn: Jonathan W Wanzer 2731 Altamont Dr, Klamath Falls, OR 97603
No APRS positions, PSK Reporter reports or WSPR spots for KJ7CSU in the last 24 hours. They show up here within seconds of KJ7CSU beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.