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

W4DJK HAM

✅ Available for a vanity request — free since Jul 2, 2023.

1x3 call: Technician, General, Advanced and Amateur Extra licensees can request it. 1 pending application already lists it (first filed Sep 22, 2026) — see requests.

📬 QSL: no LoTW uploads on record · not eQSL AG · QRZ · HamQTH

Not currently held · 2 holders on record · available since Jul 2, 2023

Previous holder: DAVID J KOLO

Held W4DJK Jul 1, 2011 → Jul 1, 2021 · first licensed May 5, 2006 as KI4PAG · 2 licenses · FRN 0015013816

W4DJK Expired Amateur Extra · vanity Jul 1, 2011 → Jul 1, 2021 (expired)

Licensee
DAVID J KOLO

Address
1289 Fordham Blvd N - Ste 104
Chapel Hill, NC 27514-6610
35.9666, -79.0521 (ZIP center) · Grid FM05lx · CQ 5 · ITU 8 · map ↗

FRN
0015013816

Previous call
KI4PAG (General)

Last granted
Jul 1, 2011

Effective
Sep 24, 2012

Last action
Jul 12, 2023
FCC actions (4)
- Jul 12, 2023 — License expired LIEXP
- Sep 24, 2012 — Administrative update LIAUA
- Jul 1, 2011 — Vanity call sign granted VANGRT
- Jul 1, 2011 — License issued LIISS
KI4PAG Canceled Amateur Extra May 5, 2006 → Jul 1, 2011 (canceled)

Licensee
DAVID J KOLO

Address
PO Box 4813
Chapel Hill, NC 27515

FRN
0015013816

Last granted
May 5, 2006

Effective
Jun 3, 2011

Last action
Jul 1, 2011
FCC actions (6)
- Jul 1, 2011 — License canceled LICAN
- Jun 3, 2011 — License modified LIMOD
- May 13, 2011 — License modified LIMOD
- Aug 19, 2010 — Administrative update LIAUA
- May 5, 2006 — License issued LIISS
- May 5, 2006 — 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 Feb 18, 2013 → Oct 4, 2026 · 42 snapshots · as W4DJK
DAVID J KOLO
1289 Fordham Blvd N - Ste 104, Chapel Hill, NC 27514-6610
35.9666, -79.0521 (ZIP center) · Grid FM05lx · CQ 5 · ITU 8 · map ↗
Seen Oct 17, 2011 → Oct 4, 2026 · 50 snapshots · as KI4PAG
DAVID J KOLO
PO Box 4813
Chapel Hill, NC 27515
Seen May 27, 2010 · 1 snapshot · as KI4PAG
DAVID J KOLO
PO Box 12424
RALEIGH, NC 27605
35.7904, -78.6546 (ZIP center) · Grid FM05qs · CQ 5 · ITU 8 · map ↗

Previous holder: BERNHARD FALK

Held W4DJK Jul 15, 1994 → Jul 15, 2004 · first licensed Jul 15, 1994 as W4DJK · 1 license · no FRN on file (pre-2001 records)

W4DJK Expired General Jul 15, 1994 → Jul 15, 2004 (expired)

Licensee
BERNHARD FALK

Address
9320 S HOLLYBROOK LK DR
PEMBROKELINES, FL 33025
25.9882, -80.2814 (ZIP center) · Grid EL95ux · CQ 5 · ITU 8 · map ↗

Last granted
Jul 15, 1994

Effective
Jul 15, 1994

Last action
Jul 18, 2006
FCC actions (1)
- Jul 18, 2006 — License expired LIEXP

Address history

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

Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as W4DJK
BERNHARD FALK
9320 S HOLLYBROOK LK DR, PEMBROKELINES, FL 33025
25.9882, -80.2814 (ZIP center) · Grid EL95ux · CQ 5 · ITU 8 · map ↗

Others requesting W4DJK

2 applications listed W4DJK as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Sep 22, 2026	Oct 10, 2026 (on or after)	KR4PCI · Dinesh Jayanath Weerakkody Arachchi · Memphis, TN	5	Pending
Jun 13, 2011	Jul 1, 2011	KI4PAG · DAVID J KOLO · Chapel Hill, NC	1	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for W4DJK in the last 24 hours. They show up here within seconds of W4DJK beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.