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

WALTER SEPULVEDA JR

FRN 0025608548 · first licensed May 26, 2016 as KM4UHD · 2 licenses on record

📝 FCC applications (8)

ReceivedFile numberServicePurposeStatusCall
May 4, 20260012021027 HAMAdministrative updateGranted WA4LTR
Apr 17, 20260011999920 HAMRenewal + modificationGranted WA4LTR
May 10, 20240011065770 GMRSNew licenseDismissed
Feb 29, 20240010946473 GMRSNew licenseDismissed
Feb 28, 20240010945988 GMRSNew licenseDismissed
Feb 28, 20240010945914 HAMAdministrative updateGranted WA4LTR
May 26, 20160007282438 HAMModificationGranted KM4UHD
May 26, 20160007282368 HAMNew licenseGranted KM4UHD

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 May 26, 2016
Granted Apr 18, 2026
0007282438
 KM4UHD · Walter Sepulveda Jr · Technician
Attn: Walter Sepulveda Jr · PO Box 2056 · hickory, NC 28603
1.W4LTR held
2.WA4LTR ✓ granted
 Granted
got WA4LTR