N9TPB
FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 5, 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, WIKN6MKM HAM
✅ Available for a vanity request — free since Feb 24, 2023.
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 Feb 24, 2023
Previous holder: John Vlahos
Held KN6MKM Dec 1, 2020 → Feb 23, 2021 · first licensed Dec 1, 2020 as KN6MKM · 3 licenses · FRN 0030198881
-
- Licensee
- John Vlahos
- Address
- 4320 Gregory St
Castro Valley, CA 94546
- FRN
- 0030198881
- Previous call
- K7JGV (General)
- Last granted
- May 12, 2023
- Effective
- May 12, 2023
- Last action
- May 12, 2023
FCC actions (2)
- May 12, 2023 — Vanity call sign granted VANGRT
- May 12, 2023 — License issued LIISS
-
- Licensee
- John Vlahos
- Address
- 4320 Gregory St
Castro Valley, CA 94546
- FRN
- 0030198881
- Previous call
- KN6MKM (General)
- Last granted
- Feb 23, 2021
- Effective
- Jan 17, 2023
- Last action
- May 12, 2023
FCC actions (5)
- May 12, 2023 — License canceled LICAN
- Jan 17, 2023 — License modified LIMOD
- Jun 14, 2021 — License modified LIMOD
- Feb 23, 2021 — Vanity call sign granted VANGRT
- Feb 23, 2021 — License issued LIISS
-
- Licensee
- John Vlahos
- Address
- 4320 Gregory St
Castro Valley, CA 94546
- FRN
- 0030198881
- Last granted
- Dec 1, 2020
- Effective
- Dec 3, 2020
- Last action
- Feb 23, 2021
FCC actions (4)
- Feb 23, 2021 — License canceled LICAN
- Dec 3, 2020 — Administrative update LIAUA
- Dec 1, 2020 — License issued LIISS
- Dec 1, 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 Apr 16, 2022 → Oct 4, 2026 · 38 snapshots · as KN6MKM
John Vlahos
4320 Gregory St, Castro Valley, CA 94546
Others requesting KN6MKM
1 application listed KN6MKM as a choice, newest first.
| Filed | Award | Applicant | Choice # | Status |
|---|---|---|---|---|
| Jan 2, 2001 | Jan 20, 2001 | KG6BZQ · Matthew K Mc Kenzie · Costa Mesa, CA | 19 | Granted |
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KN6MKM in the last 24 hours. They show up here within seconds of KN6MKM beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.