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

N3ONM HAM

✅ Available for a vanity request — free since Mar 12, 2008.

1x3 call: Technician, General, Advanced and Amateur Extra licensees can request it. No pending applications list it.

📬 QSL: LoTW user, last upload Jan 31, 2012 · not eQSL AG

Not currently held · 2 holders on record · available since Mar 12, 2008

Previous holder: OLAF N MARKERT

Held N3ONM Dec 1, 2000 → Mar 11, 2006 · first licensed Jun 14, 1999 as KB3DWR · 3 licenses · FRN 0003360377

W3PA Active Amateur Extra · vanity Mar 11, 2006 → expires Mar 11, 2036

Licensee
OLAF N MARKERT

Address
PO Box 424
DOUGLASSVILLE, PA 19518
40.2716, -75.7501 (ZIP center) · Grid FN20cg · CQ 5 · ITU 8 · map ↗

FRN
0003360377

Previous call
N3ONM (General)

Last granted
Dec 16, 2025

Effective
Dec 19, 2025

Last action
Dec 19, 2025
FCC actions (5)
- Dec 19, 2025 — Administrative update LIAUA
- Dec 16, 2025 — License renewed LIREN
- Dec 29, 2015 — License renewed LIREN
- Mar 11, 2006 — Vanity call sign granted VANGRT
- Mar 11, 2006 — License issued LIISS
📦 Moved: Schwenksville, PA → Douglassville, PA

N3ONM Canceled Amateur Extra · vanity Dec 1, 2000 → Mar 11, 2006 (canceled)

Licensee
Olaf N Markert

Address
PO Box 424
Douglassville, PA 19518
40.2716, -75.7501 (ZIP center) · Grid FN20cg · CQ 5 · ITU 8 · map ↗

FRN
0003360377

Previous call
KB3DWR (General)

Last granted
Dec 1, 2000

Effective
Jul 12, 2004

Last action
Mar 11, 2006
FCC actions (4)
- Mar 11, 2006 — License canceled LICAN
- Jul 12, 2004 — Administrative update LIAUA
- Dec 5, 2001 — License modified LIMOD
- Dec 1, 2000 — License issued LIISS
KB3DWR Canceled General Jun 14, 1999 → Dec 1, 2000 (canceled)

Licensee
OLAF N MARKERT

Address
29 ASPEN WAY
SCHWENKSVILLE, PA 19473
40.2562, -75.4825 (ZIP center) · Grid FN20gg · CQ 5 · ITU 8 · map ↗

FRN
0003360377

Last granted
Jun 14, 1999

Effective
Nov 10, 2000

Last action
Dec 1, 2000
FCC actions (2)
- Dec 1, 2000 — License canceled LICAN
- Nov 10, 2000 — License modified LIMOD

Address history

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

Seen Nov 7, 2004 → Sep 27, 2026 · 93 snapshots · as N3ONM
Olaf N Markert
PO Box 424
Douglassville, PA 19518
40.2716, -75.7501 (ZIP center) · Grid FN20cg · CQ 5 · ITU 8 · map ↗
Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as KB3DWR
OLAF N MARKERT
29 ASPEN WAY, SCHWENKSVILLE, PA 19473
40.2562, -75.4825 (ZIP center) · Grid FN20gg · CQ 5 · ITU 8 · map ↗

Previous holder:

Held N3ONM → Nov 2, 1998 · first licensed as N3ONM · 1 license · no FRN on file (pre-2001 records)

N3ONM Canceled Club / other → Nov 2, 1998 (canceled)

Licensee

Address

Last granted

Effective

Last action

Address history

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

Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as N3ONM

Others requesting N3ONM

2 applications listed N3ONM as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Nov 13, 2000	Dec 1, 2000	KB3DWR · OLAF N MARKERT · SCHWENKSVILLE, PA	1	Granted
Nov 17, 1999	Dec 5, 1999	KB3DWR · OLAF N MARKERT · SCHWENKSVILLE, PA	1	Dismissed

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for N3ONM in the last 24 hours. They show up here within seconds of N3ONM beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.