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

KS4SK HAM

Amateur Extra class licensed since 2020 (6 yrs) KS4SK since 2020 · previously KE8OQP Toledo, OH LoTW user eQSL AG

🔒 Not available — currently licensed, through Jul 31, 2030. If it isn't renewed, it opens for vanity requests Aug 1, 2032.

📬 QSL: LoTW user · last upload Apr 1, 2022 · eQSL AG member · QRZ · HamQTH

📝 KS4SK has filed vanity applications before — latest filed Jul 13, 2020 · what was requested

Currently held by Simon D Kauffman · 2 holders on record

Current holder: Simon D Kauffman

Held KS4SK Jul 31, 2020 → present · first licensed Jun 19, 2020 as KE8OQP · 2 licenses · FRN 0029675485

📦 Moved: Bellefontaine, OH → Toledo, OH

KS4SK Active Amateur Extra · vanity Jul 31, 2020 → expires Jul 31, 2030

Licensee
Simon D Kauffman

Address
PO Box 305
Toledo, OH 43697

FRN
0029675485

Previous call
KE8OQP (General)

Last granted
Jul 31, 2020

Effective
Jul 7, 2026

Last action
Jul 7, 2026
FCC actions (4)
- Jul 7, 2026 — Administrative update LIAUA
- Apr 7, 2023 — Administrative update LIAUA
- Jul 31, 2020 — Vanity call sign granted VANGRT
- Jul 31, 2020 — License issued LIISS
KE8OQP Canceled Amateur Extra Jun 19, 2020 → Jul 31, 2020 (canceled)

Licensee
Simon D Kauffman

Address
780 ALLISON RD
BELLEFONTAINE, OH 43311-2339
40.3644, -83.7584 (ZIP center) · Grid EN80ci · CQ 4 · ITU 8 · map ↗

FRN
0029675485

Last granted
Jun 19, 2020

Effective
Jul 13, 2020

Last action
Jul 31, 2020
FCC actions (4)
- Jul 31, 2020 — License canceled LICAN
- Jul 13, 2020 — License modified LIMOD
- Jun 19, 2020 — License issued LIISS
- Jun 19, 2020 — 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 KS4SK
Simon D Kauffman
PO Box 305
Toledo, OH 43697
Seen Apr 16, 2022 → Oct 4, 2026 · 14 snapshots · as KE8OQP
Simon D Kauffman
780 ALLISON RD, BELLEFONTAINE, OH 43311-2339
40.3644, -83.7584 (ZIP center) · Grid EN80ci · CQ 4 · ITU 8 · map ↗
Seen Apr 27, 2024 → Sep 25, 2025 · 10 snapshots · as KS4SK
Simon D Kauffman
166 Sunset Dr, Bluffton, OH 45817
40.8788, -83.8840 (ZIP center) · Grid EN80bv · CQ 4 · ITU 8 · map ↗

Previous holder: GENE R STERLING

Held KS4SK May 12, 2004 → Jul 15, 2014 · first licensed May 12, 2004 as KS4SK · 1 license · FRN 0010911048

KS4SK Expired Advanced May 12, 2004 → Jul 15, 2014 (expired)

Licensee
GENE R STERLING

Address
6391 1ST AVE N
SAINT PETERSBURG, FL 33710
27.7886, -82.7296 (ZIP center) · Grid EL87ps · CQ 5 · ITU 8 · map ↗

FRN
0010911048

Previous call
KE4OLX (General)

Last granted
May 12, 2004

Effective
May 12, 2004

Last action
Jul 16, 2016
FCC actions (2)
- Jul 16, 2016 — License expired LIEXP
- May 12, 2004 — FCC action LITIN

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 KS4SK
GENE R STERLING
6391 1ST AVE N, SAINT PETERSBURG, FL 33710
27.7886, -82.7296 (ZIP center) · Grid EL87ps · CQ 5 · ITU 8 · map ↗

Vanity applications filed by KS4SK

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 Jul 13, 2020 Granted Jul 31, 2020 0009146697	KE8OQP · Simon D Kauffman · Amateur Extra 780 ALLISON RD, BELLEFONTAINE, OH 43311-2339 40.3644, -83.7584 (ZIP center) · Grid EN80ci · CQ 4 · ITU 8 · map ↗	1.KS4SK ✓ granted 2.KD8SK available 3.N8SDK available 4.AB8SK available	Granted got KS4SK

Others requesting KS4SK

1 application listed KS4SK as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Jul 13, 2020	Jul 31, 2020	KE8OQP · Simon D Kauffman · BELLEFONTAINE, OH	1	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KS4SK in the last 24 hours. They show up here within seconds of KS4SK beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.