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, WI

John P Mullen

FRN 0003669207 · first licensed May 31, 2000 as W1SZH · 1 license on record

📝 FCC applications (3)

Received	File number	Service	Purpose	Status	Call
Jun 4, 2014	0006312784	HAM	Renewal	Granted	W1SZH
Jun 4, 2004	0001760725	HAM	Renewal	Granted	W1SZH
May 30, 2000	0000144951	HAM	Modification	Granted	W1SZH

Complete licensing history

W1SZH Expired Amateur Extra May 31, 2000 → Aug 31, 2024 (expired)

Licensee
John P Mullen

Address
11 Muster Ct
Lexington, MA 02173

FRN
0003669207

Last granted
Jun 4, 2014

Effective
Jun 4, 2014

Last action
Sep 4, 2026
FCC actions (3)
- Sep 4, 2026 — License expired LIEXP
- Jun 4, 2014 — License renewed LIREN
- May 31, 2000 — License modified LIMOD

Address history

From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as W1SZH
John P Mullen
11 Muster Ct, Lexington, MA 02173