N9TPB
FCC License Search
🕒 FCC license data updated yesterday 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 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, WIKB3MLH HAM
✅ Available for a vanity request — free since Jul 14, 2017.
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 Jul 14, 2017
Previous holder: Tan Z Duwe
Held KB3MLH Jul 13, 2005 → Jul 13, 2015 · first licensed Jul 13, 2005 as KB3MLH · 4 licenses · FRN 0013737226
-
- Licensee
- Tan Z Duwe
- Address
- PO Box 7340
Halethorpe, MD 21227
- FRN
- 0013737226
- Previous call
- K3TZD (General)
- Last granted
- Jul 11, 2025
- Effective
- Nov 26, 2025
- Last action
- Nov 26, 2025
FCC actions (3)
- Nov 26, 2025 — Administrative update LIAUA
- Jul 11, 2025 — Vanity call sign granted VANGRT
- Jul 11, 2025 — License issued LIISS
-
- Licensee
- Tan Z Duwe
- Address
- 3712 Songbird circle
Halethorpe, MD 21227
- FRN
- 0013737226
- Previous call
- KC3LRY (General)
- Last granted
- Jul 24, 2018
- Effective
- Jun 9, 2025
- Last action
- Jul 11, 2025
FCC actions (6)
- Jul 11, 2025 — License canceled LICAN
- Jun 9, 2025 — License modified LIMOD
- Oct 7, 2024 — License modified LIMOD
- Jul 4, 2023 — Administrative update LIAUA
- Jul 24, 2018 — Vanity call sign granted VANGRT
- Jul 24, 2018 — License issued LIISS
-
📦 Moved: Hyattsville, MD → Halethorpe, MD
- Licensee
- Tan Z Duwe
- Address
- 4230 Hollins Ferry Rd
Halethorpe, MD 21227
- FRN
- 0013737226
- Last granted
- Jun 26, 2018
- Effective
- Jun 26, 2018
- Last action
- Jul 24, 2018
FCC actions (3)
- Jul 24, 2018 — License canceled LICAN
- Jun 26, 2018 — License issued LIISS
- Jun 26, 2018 — Systematic call sign granted SYSGRT
-
- Licensee
- Austen O Iduwe
- Address
- 2628 Kirkwood Place Apt 201
Hyattsville, MD 20782
- FRN
- 0013737226
- Last granted
- Jul 13, 2005
- Effective
- Jul 13, 2005
- Last action
- Jul 14, 2017
FCC actions (3)
- Jul 14, 2017 — License expired LIEXP
- Jul 13, 2005 — License issued LIISS
- Jul 13, 2005 — 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 ND3TD
Tan Z Duwe
PO Box 7340
Halethorpe, MD 21227 - Seen Apr 27, 2024 → Oct 4, 2026 · 13 snapshots · as K3TZD
Tan Z Duwe
3712 Songbird circle, Halethorpe, MD 21227 - Seen Sep 3, 2018 → Oct 4, 2026 · 20 snapshots · as KC3LRY
Tan Z Duwe
4230 Hollins Ferry Rd, Halethorpe, MD 21227 - Seen May 27, 2010 → Oct 4, 2026 · 47 snapshots · as KB3MLH
Austen O Iduwe
2628 Kirkwood Place Apt 201, Hyattsville, MD 20782
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KB3MLH in the last 24 hours. They show up here within seconds of KB3MLH beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.