N9TPB FCC License Search

🕒 FCC license data updated yesterday 9:45 am CDT · next update today 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

KD4QBU HAM

✅ Available for a vanity request — free since Oct 6, 2003.

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 · available since Oct 6, 2003

Previous holder: Calvin J Spreitzer

Held KD4QBU Sep 16, 1994 → Oct 5, 2001 · first licensed Sep 16, 1994 as KD4QBU · 2 licenses · FRN 0005279815

📦 Moved: Great Mills, MD → Lexington Park, MD

N3CAL Active Amateur Extra · vanity Oct 5, 2001 → expires Oct 5, 2031

Licensee
Calvin J Spreitzer

Address
20895 Mauvy Moss Place
Lexington Park, MD 20653
38.2411, -76.4360 (street) · Grid FM18sf · CQ 5 · ITU 8 · map ↗

FRN
0005279815

Previous call
KD4QBU (General)

Last granted
Jul 9, 2021

Effective
Jul 9, 2021

Last action
Jul 9, 2021
FCC actions (7)
- Jul 9, 2021 — License renewed LIREN
- Jul 8, 2011 — License renewed LIREN
- Jul 16, 2005 — Administrative update LIAUA
- Mar 18, 2002 — License modified LIMOD
- Nov 19, 2001 — License modified LIMOD
- Oct 5, 2001 — Vanity call sign granted VANGRT
- Oct 5, 2001 — License issued LIISS
KD4QBU Canceled Technician Sep 16, 1994 → Oct 5, 2001 (canceled)

Licensee
CALVIN J SPREITZER

Address
45870 Hwy to Heaven Lane
Great Mills, MD 20634
38.2417, -76.4983 (ZIP center) · Grid FM18sf · CQ 5 · ITU 8 · map ↗

FRN
0005279815

Last granted
Sep 16, 1994

Effective
Sep 11, 2001

Last action
Oct 5, 2001
FCC actions (2)
- Oct 5, 2001 — License canceled LICAN
- Sep 11, 2001 — Administrative update LIAUA

Address history

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

Seen May 27, 2010 → Oct 4, 2026 · 47 snapshots · as N3CAL
Calvin J Spreitzer
20895 Mauvy Moss Place, Lexington Park, MD 20653
38.2411, -76.4360 (street) · Grid FM18sf · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as KD4QBU
CALVIN J SPREITZER
45870 Hwy to Heaven Lane, Great Mills, MD 20634
38.2417, -76.4983 (ZIP center) · Grid FM18sf · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as N3CAL
Calvin J Spreitzer
45870 Highway to Heaven Ln, Great Mills, MD 20634
38.2417, -76.4983 (ZIP center) · Grid FM18sf · CQ 5 · ITU 8 · map ↗

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KD4QBU in the last 24 hours. They show up here within seconds of KD4QBU beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.