N9TPB
FCC License Search
🕒 FCC license data updated yesterday 7:15 am CST (FCC files through Nov 3, 2026) · next update today 6:00 am CST
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 · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)WB9MPX HAM
✅ Available for a vanity request — free since Sep 23, 2006.
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 Sep 23, 2006
Previous holder: ALLEN J LENZEN
Held WB9MPX Jul 31, 1984 → Sep 22, 2004
· first licensed Jul 31, 1984 as WB9MPX
· 1 license · no FRN on file (pre-2001 records)
📖 In the printed callbooks since 1976 as WB9MPX, before the FCC's online records
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- Licensee
- ALLEN J LENZEN
- Address
- 4523 THURSTON LN APT 4
MADISON, WI 53711
- Last granted
- Sep 22, 1994
- Effective
- Sep 22, 1994
- Last action
- Sep 23, 2006
FCC actions (1)
- Sep 23, 2006 — License expired LIEXP
Callbook Records, 1993–2003
From the FCC amateur database as published on the QRZ! callsign CD-ROMs, 1993–2003, before and alongside the FCC's online records (which start in 1999). "Seen" dates are the first and last disc showing that record; the issue date is the FCC's, so it can be a renewal of an even older license.
- Seen Oct 31, 1994 → Apr 17, 2003 · 17 discs
WB9MPX · Advanced · issued Sep 22, 1994, expires Sep 22, 2004
ALLEN J. LENZEN
4523 THURSTON LN APT 4, MADISON, WI 53711 - Seen Sep 9, 1993 → May 3, 1994 · 2 discs
WB9MPX · Advanced · issued Jul 31, 1984, expires Jul 31, 1994
ALLEN J LENZEN
4523 THURSTON LN APT 4, MADISON, WI 53711
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
- Seen Nov 7, 2004 → Nov 1, 2026 · 52 snapshots · as WB9MPX
ALLEN J LENZEN
4523 THURSTON LN APT 4, MADISON, WI 53711
WB9MPX in the Printed Callbooks, 1909–1997
From scanned copies of the printed callbooks (government lists from 1913, then the Radio Amateur Callbook to 1997), read by OCR, so names and streets can carry typos. Each line is one or more editions in a row showing the same name at the same address.
- 1992 → 1997 · 4 editions
WB9MPX · class A
Allen J Lenzen
4523 Thurston Ln Apt 4, Madison, WI 53711
1992 p.1436, 1994 p.1647, 1996 p.1846, 1997 p.1916 - 1983 · 1 edition
WB9MPX · class A
Allen J Lenzen
653 South Segoe Rd Apt 2, Madison, IL 60068
Winter 1983 p.1139 - 1980 · 1 edition
WB9MPX · class A
Allen J Lenzen
602-C Eagle Hgts, Madison, WI 53705
Winter 1980 p.1052 - 1978 · 1 edition
WB9MPX · class A
Allen J Lenzen
602-C Eagle Hats, Madison ~, WI 53705
Winter 1978 p.909 - 1976 · 1 edition
WB9MPX · class A
Allen J Lenzen
602-C Eagle Hgts, Madison 53705 Wi
Winter 1976 p.604 - None · 1 edition
WB9MPX · class A
Allen J Lenzen
653 South Segoe Rd Apt 2, Madison
None p.1059
📡 On the Air: APRS, Digital & WSPR Spots
No APRS positions, PSK Reporter reports or WSPR spots for WB9MPX in the last 24 hours. They show up here within seconds of WB9MPX beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.