N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 9:45 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

K0LCZ HAM

✅ Available for a vanity request — free since Mar 6, 2026.

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

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

Not currently held · 2 holders on record · available since Mar 6, 2026

Previous holder: Mike Kolacz

Held K0LCZ Dec 13, 2013 → Mar 5, 2024 · first licensed Oct 30, 2013 as KD0WYQ · 2 licenses · FRN 0023075195

K0LCZ Expired General · vanity Dec 13, 2013 → Mar 5, 2024 (expired)

Licensee
Mike Kolacz

Address
6243 West Flora Pl
Denver, CO 80227
39.6655, -105.1022 (ZIP center) · Grid DM79kp · CQ 4 · ITU 7 · map ↗

FRN
0023075195

Previous call
KD0WYQ

Last granted
Dec 13, 2013

Effective
Dec 13, 2013

Last action
Mar 7, 2026
FCC actions (3)
- Mar 7, 2026 — License expired LIEXP
- Dec 13, 2013 — Vanity call sign granted VANGRT
- Dec 13, 2013 — License issued LIISS
KD0WYQ Canceled General Oct 30, 2013 → Dec 13, 2013 (canceled)

Licensee
Mike Kolacz

Address
6243 West Flora Pl
Denver, CO 80227
39.6655, -105.1022 (ZIP center) · Grid DM79kp · CQ 4 · ITU 7 · map ↗

FRN
0023075195

Last granted
Oct 30, 2013

Effective
Oct 30, 2013

Last action
Dec 13, 2013
FCC actions (3)
- Dec 13, 2013 — License canceled LICAN
- Oct 30, 2013 — License issued LIISS
- Oct 30, 2013 — 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 Mar 28, 2014 → Oct 4, 2026 · 76 snapshots · as KD0WYQ
Mike Kolacz
6243 West Flora Pl, Denver, CO 80227
39.6655, -105.1022 (ZIP center) · Grid DM79kp · CQ 4 · ITU 7 · map ↗

Previous holder: HAZEL A SHEATS

Held K0LCZ Nov 4, 1997 → Mar 24, 2002 · first licensed Nov 4, 1997 as K0LCZ · 1 license · no FRN on file (pre-2001 records)

K0LCZ Expired General Nov 4, 1997 → Mar 24, 2002 (expired)

Licensee
HAZEL A SHEATS

Address
17436 79TH CT N
LOXAHATCHEE, FL 33470-2985
26.7937, -80.3184 (street) · Grid EL96ut · CQ 5 · ITU 8 · map ↗

Last granted
Nov 4, 1997

Effective
Nov 4, 1997

Last action
Mar 25, 2004
FCC actions (1)
- Mar 25, 2004 — 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 K0LCZ
HAZEL A SHEATS
17436 79TH CT N, LOXAHATCHEE, FL 33470-2985
26.7937, -80.3184 (street) · Grid EL96ut · CQ 5 · ITU 8 · map ↗

Others requesting K0LCZ

1 application listed K0LCZ as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Nov 25, 2013	Dec 13, 2013	KD0WYQ · Mike Kolacz · Denver, CO	2	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for K0LCZ in the last 24 hours. They show up here within seconds of K0LCZ beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.