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, WI

KB1HMB HAM

✅ Available for a vanity request — free since Mar 22, 2004.

2x3 call: any licensee can request it. No pending applications list it.

Not currently held · 1 holder on record · available since Mar 22, 2004

Previous holder: Carl G Greenbaum

Held KB1HMB Nov 20, 2001 → Mar 21, 2002 · first licensed Nov 20, 2001 as KB1HMB · 2 licenses · FRN 0005213798

📦 Moved: Lowell, MA → Dunedin, FL

WM3E Active Amateur Extra · vanity Mar 21, 2002 → expires Jun 4, 2033

Licensee
Carl G Greenbaum

Address
9 Haig Pl Unit 301
Dunedin, FL 34698
28.0613, -82.8158 (street) · Grid EL88ob · CQ 5 · ITU 8 · map ↗

FRN
0005213798

Previous call
KB1HMB (General)

Last granted
May 9, 2023

Effective
May 9, 2023

Last action
May 9, 2023
FCC actions (5)
- May 9, 2023 — License renewed LIREN
- Feb 3, 2023 — Administrative update LIAUA
- Jun 4, 2013 — License renewed LIREN
- Mar 21, 2002 — Vanity call sign granted VANGRT
- Mar 21, 2002 — License issued LIISS
KB1HMB Canceled Amateur Extra Nov 20, 2001 → Mar 21, 2002 (canceled)

Licensee
Carl G Greenbaum

Address
200 Market St Unit 311
Lowell, MA 01852
42.6330, -71.2956 (ZIP center) · Grid FN42ip · CQ 5 · ITU 8 · map ↗

FRN
0005213798

Last granted
Nov 20, 2001

Effective
Dec 26, 2001

Last action
Mar 21, 2002
FCC actions (3)
- Mar 21, 2002 — License canceled LICAN
- Dec 26, 2001 — License modified LIMOD
- Nov 20, 2001 — License issued LIISS

Address history

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

Seen Apr 27, 2024 → Sep 27, 2026 · 11 snapshots · as WM3E
Carl G Greenbaum
9 Haig Pl Unit 301, Dunedin, FL 34698
28.0613, -82.8158 (street) · Grid EL88ob · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Sep 27, 2026 · 56 snapshots · as KB1HMB
Carl G Greenbaum
200 Market St Unit 311, Lowell, MA 01852
42.6330, -71.2956 (ZIP center) · Grid FN42ip · CQ 5 · ITU 8 · map ↗
Seen Oct 22, 2013 → Apr 16, 2022 · 27 snapshots · as WM3E
Carl G Greenbaum
3700 S Westport Ave. #2745, Sioux Falls, SD 57106
43.5087, -96.8359 (ZIP center) · Grid EN13nm · CQ 4 · ITU 7 · map ↗

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KB1HMB in the last 24 hours. They show up here within seconds of KB1HMB beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.