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

K6SIA HAM

✅ Available for a vanity request — free since Dec 30, 2022.

1x3 call: Technician, General, Advanced and Amateur Extra licensees can request it. No pending applications list it.

📬 QSL: LoTW user · last upload Feb 6, 2018 · not eQSL AG · QRZ · HamQTH

Not currently held · 1 holder on record · available since Dec 30, 2022

Previous holder: Stewart I Alpert

Held K6SIA Jul 14, 2015 → Dec 29, 2020 · first licensed Nov 1, 2001 as KD6FTD · 3 licenses · FRN 0005172812

K5SIA Active General · vanity Dec 29, 2020 → expires Dec 29, 2030

Licensee
Stewart I Alpert

Address
PO Box 2114
Georgetown, TX 78627

FRN
0005172812

Previous call
K6SIA (Technician)

Last granted
Dec 29, 2020

Effective
Dec 29, 2020

Last action
Dec 29, 2020
FCC actions (2)
- Dec 29, 2020 — Vanity call sign granted VANGRT
- Dec 29, 2020 — License issued LIISS
📦 Moved: Sunnyvale, CA → Georgetown, TX

K6SIA Canceled General · vanity Jul 14, 2015 → Dec 29, 2020 (canceled)

Licensee
Stewart I Alpert

Address
PO Box 2114
Georgetown, TX 78627

FRN
0005172812

Previous call
KD6FTD (Technician)

Last granted
Jul 14, 2015

Effective
Nov 13, 2020

Last action
Dec 29, 2020
FCC actions (5)
- Dec 29, 2020 — License canceled LICAN
- Nov 13, 2020 — Administrative update LIAUA
- Jul 15, 2015 — Administrative update LIAUA
- Jul 14, 2015 — Vanity call sign granted VANGRT
- Jul 14, 2015 — License issued LIISS
KD6FTD Canceled General Nov 1, 2001 → Jul 14, 2015 (canceled)

Licensee
Stewart I Alpert

Address
605 Tasman Drive #1417
Sunnyvale, CA 94089
37.4124, -122.0156 (ZIP center) · Grid CM87xj · CQ 3 · ITU 6 · map ↗

FRN
0005172812

Last granted
Dec 19, 2006

Effective
Jan 18, 2012

Last action
Jul 14, 2015
FCC actions (7)
- Jul 14, 2015 — License canceled LICAN
- Jan 18, 2012 — Administrative update LIAUA
- Sep 1, 2009 — Administrative update LIAUA
- Oct 23, 2007 — License modified LIMOD
- Dec 19, 2006 — License renewed LIREN
- Nov 13, 2003 — License modified LIMOD
- Nov 1, 2001 — Administrative update LIAUA

Address history

From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Seen Apr 16, 2022 → Oct 4, 2026 · 26 snapshots · as K6SIA
Stewart I Alpert
PO Box 2114
Georgetown, TX 78627
Seen May 28, 2012 → Oct 4, 2026 · 44 snapshots · as KD6FTD
Stewart I Alpert
605 Tasman Drive #1417, Sunnyvale, CA 94089
37.4124, -122.0156 (ZIP center) · Grid CM87xj · CQ 3 · ITU 6 · map ↗
Seen Aug 2, 2015 → May 6, 2019 · 20 snapshots · as K6SIA
Stewart I Alpert
6343 Poppyfield St, Gilroy, CA 95020
36.9879, -121.5775 (street) · Grid CM96fx · CQ 3 · ITU 6 · map ↗
Seen May 27, 2010 → Nov 10, 2011 · 3 snapshots · as KD6FTD
Stewart I Alpert
100 North Brand Blvd, 2nd Floor Reception, Glendale, CA 91203
34.1533, -118.2630 (ZIP center) · Grid DM04ud · CQ 3 · ITU 6 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as KD6FTD
STEWART I ALPERT
100 North Brand Blvd, Suite 300, Glendale, CA 91203
34.1533, -118.2630 (ZIP center) · Grid DM04ud · CQ 3 · ITU 6 · map ↗

Others requesting K6SIA

1 application listed K6SIA as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Jun 24, 2015	Jul 12, 2015	KD6FTD · Stewart I Alpert · Sunnyvale, CA	1	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for K6SIA in the last 24 hours. They show up here within seconds of K6SIA beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.