N9TPB FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 5, 2026) · next update tomorrow 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

Mark Williams

FRN 0036139731 · first licensed Dec 28, 2024 as KR4ABY · 2 licenses on record

📝 FCC applications (6)

ReceivedFile numberServicePurposeStatusCall
Jun 15, 20260012079256 HAMModificationGranted KR4ABY
Apr 27, 20260012011862 HAMModificationGranted KR4ABY
Apr 24, 20260012009855 HAMModificationDismissed KR4ABY
Dec 26, 20240011379431 HAMNew licenseGranted KR4ABY
Dec 2, 20240011350415 HAMNew licenseDismissed
Oct 22, 20240011295720 HAMNew licenseDismissed

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 Jun 15, 2026
Granted Jul 3, 2026
0012079256
 KR4ABY · Mark Williams · General
PO Box 7870 · Thomasville, GA 31758-7870
1.W8JWP ✓ granted
 Granted
got W8JWP
Filed Apr 24, 2026
Granted Jul 3, 2026
0012009855
 KR4ABY · Mark Williams · Technician
Attn: Mark Williams · PO Box 7870 · Thomasville, GA 31758
1.W8JWP ✓ granted
 Dismissed
got W8JWP