N9TPB
FCC License Search
🕒 FCC license data updated yesterday 9:42 am CDT (FCC files through Sep 30, 2026) · next update today 7:15 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, WIKN4ZWS HAM
✅ Available for a vanity request — free since Mar 9, 2026.
2x3 call: any licensee can request it.
No pending applications list it.
📬 QSL: not on LoTW · eQSL AG member
Not currently held · 1 holder on record · available since Mar 9, 2026
Previous holder: Charles W Portch
Held KN4ZWS Aug 20, 2019 → Mar 8, 2024 · first licensed Aug 20, 2019 as KN4WRB · 3 licenses · FRN 0027757913
-
- Licensee
- Charles W Portch
- Address
- 1115 N K St
Lake Worth Beach, FL 33460-2235
- FRN
- 0027757913
- Previous call
- KN4ZWS (General)
- Last granted
- Aug 20, 2019
- Effective
- Jan 7, 2025
- Last action
- Jan 7, 2025
FCC actions (4)
- Jan 7, 2025 — Administrative update LIAUA
- Apr 10, 2024 — Administrative update LIAUA
- Mar 8, 2024 — Systematic call sign granted SYSGRT
- Mar 8, 2024 — License issued LIISS
-
📦 Moved: Lake Worth, FL → Lake Worth Beach, FL
- Licensee
- Charles W Portch
- Address
- 1115 N K St
Lake Worth Beach, FL 33460-2235
- FRN
- 0027757913
- Previous call
- KN4WRB (General)
- Last granted
- Aug 20, 2019
- Effective
- Mar 8, 2024
- Last action
- Mar 8, 2024
FCC actions (3)
- Mar 8, 2024 — License canceled LICAN
- Nov 14, 2019 — Systematic call sign granted SYSGRT
- Nov 14, 2019 — License issued LIISS
-
- Licensee
- Charles W Portch
- Address
- 1115 N K St
Lake Worth, FL 33460
- FRN
- 0027757913
- Last granted
- Aug 20, 2019
- Effective
- Nov 14, 2019
- Last action
- Nov 14, 2019
FCC actions (3)
- Nov 14, 2019 — License canceled LICAN
- Aug 20, 2019 — License issued LIISS
- Aug 20, 2019 — 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 KN4ZWS in the last 24 hours. They show up here within seconds of KN4ZWS beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.