N9TPB FCC License Search

🕒 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

KS4ZM HAM

Amateur Extra class licensed since 2016 (10 yrs) KS4ZM since 2016 · previously KM4UOC Greensboro, NC

🔒 Not available — currently licensed, through Sep 2, 2036. If it isn't renewed, it opens for vanity requests Sep 3, 2038.

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

📝 KS4ZM has filed vanity applications before — latest filed Aug 15, 2016 · what was requested

Currently held by ZACKARY M MARSHALL · 2 holders on record

Current holder: ZACKARY M MARSHALL

Held KS4ZM Sep 2, 2016 → present · first licensed Jun 13, 2016 as KM4UOC · 2 licenses · FRN 0025653700

KS4ZM Active Amateur Extra · vanity Sep 2, 2016 → expires Sep 2, 2036

Licensee
ZACKARY M MARSHALL

Address
Attn: Zackary Marshall
PO Box 77616
GREENSBORO, NC 27417

FRN
0025653700

Previous call
KM4UOC (General)

Last granted
Jun 9, 2026

Effective
Jun 9, 2026

Last action
Jun 9, 2026
FCC actions (4)
- Jun 9, 2026 — License renewed LIREN
- May 29, 2024 — Administrative update LIAUA
- Sep 2, 2016 — Vanity call sign granted VANGRT
- Sep 2, 2016 — License issued LIISS
KM4UOC Canceled Amateur Extra Jun 13, 2016 → Sep 2, 2016 (canceled)

Licensee
ZACKARY M MARSHALL

Address
3101 ROLLING BROOK RD
GREENSBORO, NC 27406
35.9762, -79.8567 (street) · Grid FM05bx · CQ 5 · ITU 8 · map ↗

FRN
0025653700

Last granted
Jun 13, 2016

Effective
Aug 15, 2016

Last action
Sep 2, 2016
FCC actions (5)
- Sep 2, 2016 — License canceled LICAN
- Aug 15, 2016 — License modified LIMOD
- Jul 11, 2016 — License modified LIMOD
- Jun 13, 2016 — License issued LIISS
- Jun 13, 2016 — 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 Sep 27, 2026 → Oct 4, 2026 · 2 snapshots · as KS4ZM
ZACKARY M MARSHALL
Attn: Zackary Marshall
PO Box 77616
GREENSBORO, NC 27417
Seen Jun 30, 2016 → Oct 4, 2026 · 49 snapshots · as KM4UOC
ZACKARY M MARSHALL
3101 ROLLING BROOK RD, GREENSBORO, NC 27406
35.9762, -79.8567 (street) · Grid FM05bx · CQ 5 · ITU 8 · map ↗

Previous holder: MARK A BRADLEY

Held KS4ZM Feb 25, 1999 → May 11, 2003 · first licensed Feb 25, 1999 as KS4ZM · 1 license · FRN 0008327355

KS4ZM Expired Advanced Feb 25, 1999 → May 11, 2003 (expired)

Licensee
MARK A BRADLEY

Address
70 OAK PL
JUNCTION CITY, KY 40440
37.5792, -84.8404 (ZIP center) · Grid EM77nn · CQ 4 · ITU 8 · map ↗

FRN
0008327355

Last granted
Feb 25, 1999

Effective
Feb 25, 1999

Last action
May 12, 2005
FCC actions (1)
- May 12, 2005 — 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 KS4ZM
MARK A BRADLEY
70 OAK PL, JUNCTION CITY, KY 40440
37.5792, -84.8404 (ZIP center) · Grid EM77nn · CQ 4 · ITU 8 · map ↗

Vanity applications filed by KS4ZM

Calls this licensee has asked the FCC for, newest first, in their order of preference. The FCC processes applications 18 days after filing; "likely award" is our estimate from every pending application in filing order.

Filed · Award	Applicant	Requested (in order)	Status
Filed Aug 15, 2016 Granted Jun 9, 2026 0007390572	KM4UOC · ZACKARY M MARSHALL · Amateur Extra 3101 ROLLING BROOK RD, GREENSBORO, NC 27406 35.9762, -79.8567 (street) · Grid FM05bx · CQ 5 · ITU 8 · map ↗	1.K4ZM held 2.N4ZM held 3.KM4ZM held 4.KJ4ZM held 5.KS4ZM ✓ granted 6.KD4ZM 7.NS4ZM held 8.NF4ZM 9.NT4ZM 10.K6ZM held 11.N6ZM held 12.K4ZMM held 13.N4ZMM available 14.K6ZMM 15.N6ZMM available	Granted got KS4ZM

Others requesting KS4ZM

1 application listed KS4ZM as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Aug 15, 2016	Sep 2, 2016	KM4UOC · ZACKARY M MARSHALL · GREENSBORO, NC	5	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KS4ZM in the last 24 hours. They show up here within seconds of KS4ZM beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.