N9TPB FCC License Search

🕒 FCC license data updated today 6:02 am CDT (FCC files through Oct 2, 2026) · next update today 7:15 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, WI

AB3US HAM

✅ Available for a vanity request — free since Jun 13, 2026.

2x2 call: only Amateur Extra licensees can request it. No pending applications list it.

📬 QSL: LoTW user · last upload Aug 8, 2014 · eQSL AG member · QRZ · HamQTH

Not currently held · 1 holder on record · available since Jun 13, 2026

Previous holder: Michael P Grasser

Held AB3US Jun 12, 2014 → Jun 12, 2024 · first licensed Jun 12, 2014 as AB3US · 1 license · FRN 0023714363

AB3US Expired Amateur Extra Jun 12, 2014 → Jun 12, 2024 (expired)

Licensee
Michael P Grasser

Address
79 Sagewood Dr
Malvern, PA 19355
40.0455, -75.5279 (ZIP center) · Grid FN20fb · CQ 5 · ITU 8 · map ↗

FRN
0023714363

Last granted
Jun 12, 2014

Effective
Jun 12, 2014

Last action
Jun 13, 2026
FCC actions (3)
- Jun 13, 2026 — License expired LIEXP
- Jun 12, 2014 — License issued LIISS
- Jun 12, 2014 — 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, 2015 → Sep 27, 2026 · 35 snapshots · as AB3US
Michael P Grasser
79 Sagewood Dr, Malvern, PA 19355
40.0455, -75.5279 (ZIP center) · Grid FN20fb · CQ 5 · ITU 8 · map ↗

Others requesting AB3US

1 application listed AB3US as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Jun 12, 2026	Jun 30, 2026	KR4MOI · Anselmo Lastra · Durham, NC	13	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for AB3US in the last 24 hours. They show up here within seconds of AB3US beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.