🕒 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
W0RTT
✅
Available for a vanity request — free since Jul 5, 2016.
1x3 call: Technician, General, Advanced and Amateur Extra licensees can request it.
No pending applications list it.
Not currently held
· 2 holders on record
· available since Jul 5, 2016
Previous holder: MICHAEL G CIZEK
Held W0RTT Jun 14, 2014 → Jul 4, 2014
· first licensed as KO7V
· 4 licenses · FRN 0002927762
W0VTT
Active
Amateur Extra · vanity
Jul 4, 2014 → expires Jul 4, 2034
Licensee MICHAEL G CIZEK
Address PO Box 616 St Charles, MN 55972
43.9939, -92.0509 (ZIP center) · Grid
EN33xx · CQ 4 · ITU 7 ·
map ↗
FRN 0002927762
Previous call W0RTT (Advanced)
Last granted Apr 17, 2024
Effective Apr 17, 2024
Last action Apr 17, 2024
FCC actions (4)
Apr 17, 2024 — License renewed LIREN Jan 8, 2021 — FCC action LIAUA Jul 4, 2014 — Vanity call sign granted VANGRT Jul 4, 2014 — License issued LIISS
📦 Moved: Severn, MD → St Charles, MN
W0RTT
Canceled
Amateur Extra · vanity
Jun 14, 2014 → Jul 4, 2014 (canceled)
Licensee MICHAEL G CIZEK
Address PO Box 616 St Charles, MN 55972
43.9939, -92.0509 (ZIP center) · Grid
EN33xx · CQ 4 · ITU 7 ·
map ↗
FRN 0002927762
Previous call W3MC (Advanced)
Last granted Jun 14, 2014
Effective Jun 14, 2014
Last action Jul 4, 2014
FCC actions (3)
Jul 4, 2014 — License canceled LICAN Jun 14, 2014 — Vanity call sign granted VANGRT Jun 14, 2014 — License issued LIISS
📦 Moved: , None → Severn, MD
W3MC
Canceled
Amateur Extra · vanity
Jun 2, 2007 → Jun 14, 2014 (canceled)
Licensee MICHAEL G CIZEK
Address BOX 239 SEVERN, MD 21144-0239
39.1206, -76.6776 (ZIP center) · Grid
FM19pc · CQ 5 · ITU 8 ·
map ↗
FRN 0002927762
Previous call KO7V (Advanced)
Last granted Jun 2, 2007
Effective Jun 2, 2007
Last action May 2, 2026
FCC actions (2)
Jun 14, 2014 — License canceled LICAN Jun 2, 2007 — License renewed LIREN
KO7V
Canceled
Amateur Extra
→ Aug 21, 1997 (canceled)
Licensee MICHAEL G CIZEK
Address
Last granted
Effective
Last action Mar 19, 2013
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Mar 28, 2015 → Sep 27, 2026 · 70 snapshots · as W0RTT
MICHAEL G CIZEK
PO Box 616 St Charles, MN 55972
43.9939, -92.0509 (ZIP center) · Grid
EN33xx · CQ 4 · ITU 7 ·
map ↗
Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as KO7V
MICHAEL G CIZEK
Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as W3MC
MICHAEL G CIZEK
BOX 239, SEVERN, MD 21144-0239
39.1206, -76.6776 (ZIP center) · Grid
FM19pc · CQ 5 · ITU 8 ·
map ↗
Previous holder: PETER H GRILLO
Held W0RTT Jan 14, 1998 → Jan 14, 2008
· first licensed as AH3C
· 2 licenses · no FRN on file (pre-2001 records)
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 AH3C
PETER H GRILLO
Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as W0RTT
PETER H GRILLO
501 COUNTY RD 41, BELLVUE, CO 80512
40.6312, -105.5740 (ZIP center) · Grid
DN70fp · CQ 4 · ITU 7 ·
map ↗
Others requesting W0RTT
1 application listed W0RTT as a choice, newest first.
Filed Award Applicant Choice # Status
May 27, 2014
Jun 14, 2014
W3MC · MICHAEL G CIZEK · St Charles, MN
1 Granted
Data: FCC Universal Licensing System, amateur service · refreshed nightly
n9tpb.com · 73 de N9TPB