🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 4, 2026) · 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
KJ4YMZ HAM
✅
Available for a vanity request — free since May 5, 2020.
2x3 call: any licensee can request it.
No pending applications list it.
📬 QSL:
no LoTW uploads on record
· not eQSL AG
· QRZ · HamQTH
Not currently held
· 1 holder on record
· available since May 5, 2020
Previous holder: Charles A Cobb
Held KJ4YMZ Sep 23, 2010 → May 4, 2018
· first licensed Sep 23, 2010 as KJ4YMZ
· 3 licenses · FRN 0020218962
K4YMZ
Active
Amateur Extra · vanity
Feb 26, 2019 → expires Feb 26, 2029
Licensee Charles A Cobb
Address 108 Caladium Ct Bradenton, FL 34212
27.5091, -82.4244 (street) · Grid
EL87sm · CQ 5 · ITU 8 ·
map ↗
FRN 0020218962
Previous call K9CAC (General)
Last granted Feb 26, 2019
Effective Sep 18, 2023
Last action Sep 18, 2023
FCC actions (3)
Sep 18, 2023 — License modified LIMOD Feb 26, 2019 — Vanity call sign granted VANGRT Feb 26, 2019 — License issued LIISS
K9CAC
Canceled
General · vanity
May 4, 2018 → Feb 26, 2019 (canceled)
Licensee Charles A Cobb
Address 108 Caladium Ct Bradenton, FL 34212
27.5091, -82.4244 (street) · Grid
EL87sm · CQ 5 · ITU 8 ·
map ↗
FRN 0020218962
Previous call KJ4YMZ (Technician)
Last granted May 4, 2018
Effective May 4, 2018
Last action Feb 26, 2019
FCC actions (3)
Feb 26, 2019 — License canceled LICAN May 4, 2018 — Vanity call sign granted VANGRT May 4, 2018 — License issued LIISS
KJ4YMZ
Canceled
General
Sep 23, 2010 → May 4, 2018 (canceled)
Licensee Charles A Cobb
Address 108 Caladium Ct Bradenton, FL 34212
27.5091, -82.4244 (street) · Grid
EL87sm · CQ 5 · ITU 8 ·
map ↗
FRN 0020218962
Last granted Sep 23, 2010
Effective Apr 20, 2017
Last action May 4, 2018
FCC actions (4)
May 4, 2018 — License canceled LICAN Apr 20, 2017 — License modified LIMOD Sep 23, 2010 — License issued LIISS Sep 23, 2010 — 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 Oct 17, 2011 → Oct 4, 2026 · 77 snapshots · as KJ4YMZ
Charles A Cobb
108 Caladium Ct, Bradenton, FL 34212
27.5091, -82.4244 (street) · Grid
EL87sm · CQ 5 · ITU 8 ·
map ↗
Others requesting KJ4YMZ
1 application listed KJ4YMZ as a choice, newest first.
Filed Award Applicant Choice # Status
Jul 5, 2018
Jul 23, 2018
K9CAC · Charles A Cobb · Bradenton, FL
1 Dismissed
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KJ4YMZ in the last 24 hours. They show up here within seconds of KJ4YMZ beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.
Data: FCC Universal Licensing System (amateur & GMRS), NetLogger and more · site status
n9tpb.com · 73 de N9TPB