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, WIKK4GFX HAM
✅ Available for a vanity request — free since Mar 7, 2014.
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 Mar 7, 2014
Previous holder: DAVID R PETROVER
Held KK4GFX Jan 24, 2012 → Mar 6, 2012 · first licensed Jan 24, 2012 as KK4GFX · 3 licenses · FRN 0021409214
-
📦 Moved: Pikesville, MD → Silver Spring, MD
- Licensee
- DAVID R PETROVER
- Address
- 611 Somersworth Way
Silver Spring, MD 20902
- FRN
- 0021409214
- Previous call
- W4DPX
- Last granted
- Mar 12, 2019
- Effective
- Dec 11, 2025
- Last action
- Dec 11, 2025
FCC actions (4)
- Dec 11, 2025 — Administrative update LIAUA
- Jun 23, 2021 — Administrative update LIAUA
- Mar 12, 2019 — Vanity call sign granted VANGRT
- Mar 12, 2019 — License issued LIISS
-
📦 Moved: Boca Raton, FL → Pikesville, MD
- Licensee
- DAVID R PETROVER
- Address
- 7301 Park Heights Ave Apt 401
Pikesville, MD 21208
- FRN
- 0021409214
- Previous call
- KK4GFX
- Last granted
- Mar 6, 2012
- Effective
- Aug 23, 2018
- Last action
- Mar 12, 2019
FCC actions (6)
- Mar 12, 2019 — License canceled LICAN
- Aug 23, 2018 — Administrative update LIAUA
- Jul 17, 2015 — Administrative update LIAUA
- Mar 30, 2013 — Administrative update LIAUA
- Mar 6, 2012 — Vanity call sign granted VANGRT
- Mar 6, 2012 — License issued LIISS
-
- Licensee
- DAVID R PETROVER
- Address
- 22143 HOLLYHOCK TRAIL
BOCA RATON, FL 33433
- FRN
- 0021409214
- Last granted
- Jan 24, 2012
- Effective
- Jan 24, 2012
- Last action
- Mar 6, 2012
FCC actions (3)
- Mar 6, 2012 — License canceled LICAN
- Jan 24, 2012 — License issued LIISS
- Jan 24, 2012 — 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 W3DRP
DAVID R PETROVER
611 Somersworth Way, Silver Spring, MD 20902 - Seen Sep 3, 2018 → Oct 4, 2026 · 17 snapshots · as W4DPX
DAVID R PETROVER
7301 Park Heights Ave Apt 401, Pikesville, MD 21208 - Seen May 28, 2012 → Oct 4, 2026 · 47 snapshots · as KK4GFX
DAVID R PETROVER
22143 HOLLYHOCK TRAIL, BOCA RATON, FL 33433 - Seen Apr 16, 2022 → Sep 25, 2025 · 11 snapshots · as W3DRP
DAVID R PETROVER
61 Audrey Ave, Plainview, NY 11803 - Seen Aug 2, 2015 → May 7, 2018 · 17 snapshots · as W4DPX
DAVID R PETROVER
1935 Eastchester Rd. Apt 4H, Bronx, NY 10461 - Seen Apr 6, 2013 → Jun 6, 2015 · 8 snapshots · as W4DPX
DAVID R PETROVER
600 Country Club Rd. Apt 203, Vestal, NY 13850
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KK4GFX in the last 24 hours. They show up here within seconds of KK4GFX beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.