🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update tomorrow 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
AG4UM HAM
✅
Available for a vanity request — free since Dec 8, 2014.
2x2 call: only 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
· 1 holder on record
· available since Dec 8, 2014
Previous holder: Everett F Seidenberg
Held AG4UM Jun 28, 2002 → Dec 7, 2012
· first licensed Jul 6, 1999 as KE4BOA
· 3 licenses · FRN 0003538501
W2KRS
Expired
Amateur Extra · vanity
Dec 7, 2012 → Dec 7, 2022 (expired)
Licensee Everett F Seidenberg
Address Attn: EVERETT F SEIDENBERG 2950 SE Ocean Blvd 59-5 Stuart, FL 34996
27.1882, -80.1878 (ZIP center) · Grid
EL97ve · CQ 5 · ITU 8 ·
map ↗
FRN 0003538501
Previous call AG4UM (General)
Last granted Dec 7, 2012
Effective Dec 7, 2012
Last action Dec 10, 2024
FCC actions (3)
Dec 10, 2024 — License expired LIEXP Dec 7, 2012 — Vanity call sign granted VANGRT Dec 7, 2012 — License issued LIISS
AG4UM
Canceled
Amateur Extra
Jun 28, 2002 → Dec 7, 2012 (canceled)
Licensee Everett F Seidenberg
Address 2950 SE Ocean Blvd 59-5 Stuart, FL 34996-3528
27.1882, -80.1878 (ZIP center) · Grid
EL97ve · CQ 5 · ITU 8 ·
map ↗
FRN 0003538501
Previous call KE4BOA (General)
Last granted Apr 10, 2003
Effective Apr 10, 2003
Last action Dec 7, 2012
FCC actions (4)
Dec 7, 2012 — License canceled LICAN Apr 10, 2003 — License renewed LIREN Jun 28, 2002 — Systematic call sign granted SYSGRT Jun 28, 2002 — License issued LIISS
KE4BOA
Canceled
Amateur Extra
Jul 6, 1999 → Jun 28, 2002 (canceled)
Licensee Everett F Seidenberg
Address 2950 SE Ocean Blvd 59-5 Stuart, FL 34996-3528
27.1882, -80.1878 (ZIP center) · Grid
EL97ve · CQ 5 · ITU 8 ·
map ↗
FRN 0003538501
Last granted Jul 6, 1999
Effective Jun 21, 2000
Last action Jun 28, 2002
FCC actions (2)
Jun 28, 2002 — License canceled LICAN Jun 21, 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 → Oct 4, 2026 · 138 snapshots · as KE4BOA
Everett F Seidenberg
2950 SE Ocean Blvd 59-5, Stuart, FL 34996-3528
27.1882, -80.1878 (ZIP center) · Grid
EL97ve · CQ 5 · ITU 8 ·
map ↗
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for AG4UM in the last 24 hours. They show up here within seconds of AG4UM 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