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

ALEXANDER KOLLER

FRN 0001756741 · first licensed Nov 23, 1999 as KD5IRK · 2 licenses on record

📝 FCC applications (5)

ReceivedFile numberServicePurposeStatusCall
Mar 13, 20170007698502 HAMRenewal + modificationGranted W5YDX
Mar 23, 20070002963861 HAMModificationGranted KD5IRK
Mar 5, 20070002935133 HAMModificationGranted KD5IRK
Dec 16, 20030001547671 HAMAdministrative updateGranted KD5IRK
Nov 22, 19990000050730 HAMNew licenseGranted KD5IRK

Complete licensing history

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

Vanity applications

Filed · AwardApplicantRequested (in order)Status
Filed Mar 23, 2007
Granted Mar 13, 2017
0002963861
KD5IRK · Alexander Koller · General
PO Box 68 · Spring, TX 77383
1.W5YDX ✓ granted
Granted
got W5YDX