N9TPB FCC License Search

🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 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, WI

K6TZR HAM

✅ Available for a vanity request — free since Jun 2, 2013.

1x3 call: Technician, General, Advanced and Amateur Extra licensees can request it. No pending applications list it.

📬 QSL: no LoTW uploads on record · eQSL AG member · QRZ · HamQTH

Not currently held · 1 holder on record · available since Jun 2, 2013

Previous holder: William H Mahaffey

Held K6TZR Jun 1, 2001 → Jun 1, 2011 · first licensed Jul 4, 2000 as KG6CKE · 2 licenses · FRN 0003843869

📦 Moved: San Diego, CA → Bakersfield, CA

K6TZR Expired Technician · vanity Jun 1, 2001 → Jun 1, 2011 (expired)

Licensee
William H Mahaffey

Address
6001 AUBURN ST APT 202
BAKERSFIELD, CA 93306
35.4682, -118.7798 (ZIP center) · Grid DM05ol · CQ 3 · ITU 6 · map ↗

FRN
0003843869

Previous call
KG6CKE

Last granted
Jun 1, 2001

Effective
Jan 29, 2004

Last action
Jun 4, 2013
FCC actions (3)
- Jun 4, 2013 — License expired LIEXP
- Jan 29, 2004 — Administrative update LIAUA
- Jun 1, 2001 — License issued LIISS
KG6CKE Canceled Technician Jul 4, 2000 → Jun 1, 2001 (canceled)

Licensee
William H Mahaffey

Address
11095 Delphinus Way
San Diego, CA 92126
32.9120, -117.1434 (ZIP center) · Grid DM12kv · CQ 3 · ITU 6 · map ↗

FRN
0003843869

Last granted
Jul 4, 2000

Effective
Jul 4, 2000

Last action
Jun 1, 2001
FCC actions (2)
- Jun 1, 2001 — License canceled LICAN
- Jul 4, 2000 — License issued LIISS

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 KG6CKE
William H Mahaffey
11095 Delphinus Way, San Diego, CA 92126
32.9120, -117.1434 (ZIP center) · Grid DM12kv · CQ 3 · ITU 6 · map ↗
Seen Nov 7, 2004 → Oct 4, 2026 · 48 snapshots · as K6TZR
William H Mahaffey
6001 AUBURN ST APT 202, BAKERSFIELD, CA 93306
35.4682, -118.7798 (ZIP center) · Grid DM05ol · CQ 3 · ITU 6 · map ↗

Others requesting K6TZR

3 applications listed K6TZR as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
May 14, 2001	Jun 1, 2001	KG6CKE · William H Mahaffey · San Diego, CA	1	Granted
Apr 6, 2001	Apr 24, 2001	KC6YOO · GERALD M HORN · HAYWARD, CA	6	Withdrawn
Apr 6, 2001	Apr 24, 2001	KC6YOO · GERALD M HORN · EL URANADA, CA	6	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for K6TZR in the last 24 hours. They show up here within seconds of K6TZR beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.