N9TPB FCC License Search

🕒 FCC license data updated today 9:42 am CDT (FCC files through Sep 30, 2026) · next update tomorrow 9:15 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

K4AI

🔒 Not available — currently licensed, through Nov 4, 2026. If it isn't renewed, it opens for vanity requests Nov 5, 2028.

📬 QSL: not on LoTW · not an eQSL AG member

Currently held by APCO INTERNATIONAL AMATEUR RADIO CLUB · 1 holder on record

Current holder: APCO INTERNATIONAL AMATEUR RADIO CLUB

Held K4AI Mar 19, 2001 → present · first licensed Mar 19, 2001 as K4AI · 1 license · FRN 0005101449

K4AI Active Club / other · vanity Mar 19, 2001 → expires Nov 4, 2026

Licensee
APCO INTERNATIONAL AMATEUR RADIO CLUB

Address
Attn: ADRIANA M SPIRESCU
PO Box 39100
Downey, CA 90239-0100

FRN
0005101449

Trustee
KG6FWF

Last granted
Aug 24, 2016

Effective
Jun 24, 2019

Last action
Mar 18, 2024
FCC actions (9)
- Jun 24, 2019 — License modified LIMOD
- Aug 24, 2016 — License renewed LIREN
- Oct 25, 2010 — License modified LIMOD
- Oct 4, 2006 — License renewed LIREN
- Apr 8, 2002 — License modified LIMOD
- Apr 2, 2001 — FCC action LIAUA
- Mar 30, 2001 — FCC action LIAUA
- Mar 29, 2001 — License modified LIMOD
- Mar 19, 2001 — FCC action LITIN

Address history

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

Seen Apr 16, 2022 → Sep 27, 2026 · 12 snapshots · as K4AI
APCO INTERNATIONAL AMATEUR RADIO CLUB
Attn: ADRIANA M SPIRESCU
PO Box 39100
Downey, CA 90239-0100
Seen Nov 7, 2004 → May 6, 2019 · 35 snapshots · as K4AI
APCO INTERNATIONAL AMATEUR RADIO CLUB
Attn: STEVEN J MAKKY SR.
351 N Williamson Blvd, Daytona Beach, FL 32114-1112
29.1924, -81.0468 (ZIP center) · Grid EL99le · CQ 5 · ITU 8 · map ↗

Others requesting K4AI

4 applications listed K4AI as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
May 2, 2016	May 20, 2016	KJ4FWO · Anthony G Ison · Lakeland, FL	3	Dismissed
Jun 24, 2011	Jul 12, 2011	KJ4WNZ · Gerald B Davis Jr · Spotsylvania, VA	9	Dismissed
Dec 8, 2004	Dec 26, 2004	WA4DYY · KENNETH B HOLLIDAY · CONYERS, GA	2	Granted
May 31, 2000	Jun 18, 2000	WB8HSU · RON MARSHALL · ALTAMONTE SPRINGS, FL	21	Dismissed