N9TPB
FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 1, 2026) · next update today 8:30 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, WIKR4DFB HAM
⏳ Not available yet — opens for vanity requests May 24, 2027, two years after the license was canceled (May 23, 2025).
2x3 call: any licensee can request it.
No pending applications list it.
Not currently held · 1 holder on record
Previous holder: Mohammed K Alidroos
Held KR4DFB Apr 15, 2025 → May 23, 2025 · first licensed Apr 15, 2025 as KR4DFB · 2 licenses · FRN 0036910297
-
- Licensee
- Mohammed K Alidroos
- Address
- 507 Sunridge Dr Apt G
Blacksburg, VA 24060
- FRN
- 0036910297
- Previous call
- KR4DFB (Technician)
- Last granted
- May 23, 2025
- Effective
- Sep 14, 2026
- Last action
- Sep 14, 2026
FCC actions (3)
- Sep 14, 2026 — License modified LIMOD
- May 23, 2025 — Vanity call sign granted VANGRT
- May 23, 2025 — License issued LIISS
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- Licensee
- Mohammed Alidroos
- Address
- 1232 University City Blvd K124
Blacksburg, VA 24060
- FRN
- 0036910297
- Last granted
- Apr 15, 2025
- Effective
- Apr 15, 2025
- Last action
- May 23, 2025
FCC actions (3)
- May 23, 2025 — License canceled LICAN
- Apr 15, 2025 — License issued LIISS
- Apr 15, 2025 — Systematic call sign granted SYSGRT
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KR4DFB in the last 24 hours. They show up here within seconds of KR4DFB beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.