N9TPB
FCC License Search
🕒 FCC license data updated yesterday 6:02 am CDT (FCC files through Oct 2, 2026) · next update today 8:30 am CDT
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HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WIKK6HFC HAM
✅ Available for a vanity request — free since Sep 24, 2016.
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 Sep 24, 2016
Previous holder: MACK H DUDERSTADT JR
Held KK6HFC Oct 28, 2013 → Sep 23, 2014 · first licensed Oct 28, 2013 as KK6HFC · 2 licenses · FRN 0023039068
-
- Licensee
- MACK H DUDERSTADT JR
- Address
- 1359 PEARL ST APT H
ALAMEDA, CA 94501
- FRN
- 0023039068
- Previous call
- KK6HFC (Technician)
- Last granted
- Sep 23, 2014
- Effective
- Oct 18, 2018
- Last action
- Sep 26, 2026
FCC actions (4)
- Sep 26, 2026 — License expired LIEXP
- Oct 18, 2018 — License modified LIMOD
- Sep 23, 2014 — Vanity call sign granted VANGRT
- Sep 23, 2014 — License issued LIISS
-
- Licensee
- Mack H Duderstadt Jr
- Address
- 1359 Pearl St Apt H
Alameda, CA 94501
- FRN
- 0023039068
- Last granted
- Oct 28, 2013
- Effective
- Oct 28, 2013
- Last action
- Sep 23, 2014
FCC actions (3)
- Sep 23, 2014 — License canceled LICAN
- Oct 28, 2013 — License issued LIISS
- Oct 28, 2013 — 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 Mar 28, 2014 → Sep 27, 2026 · 72 snapshots · as KK6HFC
Mack H Duderstadt Jr
1359 Pearl St Apt H, Alameda, CA 94501
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KK6HFC in the last 24 hours. They show up here within seconds of KK6HFC beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.