N9TPB FCC License Search

🕒 FCC license data updated yesterday 9:42 am CDT (FCC files through Sep 30, 2026) · next update today 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

KD0APD HAM

✅ Available for a vanity request — free since Apr 11, 2020.

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

Not currently held · 1 holder on record · available since Apr 11, 2020

Previous holder: JOHN P CHAPMAN

Held KD0APD May 4, 2007 → Apr 10, 2018 · first licensed May 4, 2007 as KD0APD · 2 licenses · FRN 0016439838

📦 Moved: Arvada, CO → Annapolis, MD

K3CPA Active Amateur Extra · vanity Apr 10, 2018 → expires Apr 10, 2028

Licensee
JOHN P CHAPMAN

Address
13 Muir Woods Ct
Annapolis, MD 21403
38.9584, -76.5084 (street) · Grid FM18rx · CQ 5 · ITU 8 · map ↗

FRN
0016439838

Previous call
KD0APD (Technician)

Last granted
Apr 10, 2018

Effective
Dec 30, 2022

Last action
Dec 30, 2022
FCC actions (5)
- Dec 30, 2022 — Administrative update LIAUA
- Feb 11, 2019 — License modified LIMOD
- Jan 3, 2019 — Administrative update LIAUA
- Apr 10, 2018 — Vanity call sign granted VANGRT
- Apr 10, 2018 — License issued LIISS
KD0APD Canceled Technician May 4, 2007 → Apr 10, 2018 (canceled)

Licensee
JOHN P CHAPMAN

Address
7708 W 54th Ave., Apt. 212
Arvada, CO 80002
39.7937, -105.1084 (ZIP center) · Grid DM79kt · CQ 4 · ITU 7 · map ↗

FRN
0016439838

Last granted
Mar 14, 2017

Effective
Mar 14, 2017

Last action
Apr 10, 2018
FCC actions (6)
- Apr 10, 2018 — License canceled LICAN
- Mar 14, 2017 — License renewed LIREN
- Oct 18, 2016 — Administrative update LIAUA
- Nov 22, 2011 — Administrative update LIAUA
- May 4, 2007 — License issued LIISS
- May 4, 2007 — 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 Apr 27, 2024 → Sep 27, 2026 · 11 snapshots · as K3CPA
JOHN P CHAPMAN
13 Muir Woods Ct, Annapolis, MD 21403
38.9584, -76.5084 (street) · Grid FM18rx · CQ 5 · ITU 8 · map ↗
Seen Nov 4, 2016 → Sep 27, 2026 · 27 snapshots · as KD0APD
JOHN P CHAPMAN
7708 W 54th Ave., Apt. 212, Arvada, CO 80002
39.7937, -105.1084 (ZIP center) · Grid DM79kt · CQ 4 · ITU 7 · map ↗
Seen May 6, 2019 → Apr 16, 2022 · 2 snapshots · as K3CPA
JOHN P CHAPMAN
5112 Lemans Dr Apt F2, Indianapolis, IN 46205
39.8294, -86.1344 (ZIP center) · Grid EM69wt · CQ 4 · ITU 8 · map ↗
Seen May 28, 2012 → Jun 30, 2016 · 19 snapshots · as KD0APD
JOHN P CHAPMAN
2201 Hillshire Ct., Columbia, MO 65203
38.8959, -92.3958 (ZIP center) · Grid EM38tv · CQ 4 · ITU 7 · map ↗
Seen May 27, 2010 → Nov 10, 2011 · 3 snapshots · as KD0APD
JOHN P CHAPMAN
4213 N QUINCY AVE, KANSAS CITY, MO 64117
39.1644, -94.5227 (ZIP center) · Grid EM29rd · CQ 4 · ITU 7 · map ↗

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KD0APD in the last 24 hours. They show up here within seconds of KD0APD beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.