🕒 FCC license data updated yesterday 9:45 am CDT · next update today 7:15 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
KF0VVN HAM
⏳
Not available yet — opens for vanity requests
Mar 17, 2028 , two years after the license was canceled (Mar 16, 2026).
2x3 call: any licensee can request it.
No pending applications list it.
📬 QSL:
no LoTW uploads on record
· not eQSL AG
· QRZ · HamQTH
Not currently held
· 1 holder on record
Previous holder: John M Harlow
Held KF0VVN Dec 16, 2025 → Mar 16, 2026
· first licensed Dec 16, 2025 as KF0VVN
· 3 licenses · FRN 0037488285
N0ZC
Active
Amateur Extra · vanity
May 8, 2026 → expires May 8, 2036
Licensee John M Harlow
Address 10348 Sentry Post Place Colorado Springs, CO 80925
38.7362, -104.6356 (street) · Grid
DM78qr · CQ 4 · ITU 7 ·
map ↗
FRN 0037488285
Previous call AF0FP (General)
Last granted May 8, 2026
Effective May 8, 2026
Last action May 8, 2026
FCC actions (2)
May 8, 2026 — Vanity call sign granted VANGRT May 8, 2026 — License issued LIISS
AF0FP
Canceled
Amateur Extra
Dec 16, 2025 → May 8, 2026 (canceled)
Licensee John M Harlow
Address 10348 Sentry Post Place Colorado Springs, CO 80925
38.7362, -104.6356 (street) · Grid
DM78qr · CQ 4 · ITU 7 ·
map ↗
FRN 0037488285
Previous call KF0VVN (General)
Last granted Dec 16, 2025
Effective Mar 16, 2026
Last action May 8, 2026
FCC actions (3)
May 8, 2026 — License canceled LICAN Mar 16, 2026 — Systematic call sign granted SYSGRT Mar 16, 2026 — License issued LIISS
KF0VVN
Canceled
Amateur Extra
Dec 16, 2025 → Mar 16, 2026 (canceled)
Licensee John M Harlow
Address 10348 Sentry Post Place Colorado Springs, CO 80925
38.7362, -104.6356 (street) · Grid
DM78qr · CQ 4 · ITU 7 ·
map ↗
FRN 0037488285
Last granted Dec 16, 2025
Effective Mar 16, 2026
Last action Mar 16, 2026
FCC actions (3)
Mar 16, 2026 — License canceled LICAN Dec 16, 2025 — License issued LIISS Dec 16, 2025 — Systematic call sign granted SYSGRT
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Sep 27, 2026 → Oct 4, 2026 · 6 snapshots · as KF0VVN
John M Harlow
10348 Sentry Post Place, Colorado Springs, CO 80925
38.7362, -104.6356 (street) · Grid
DM78qr · CQ 4 · ITU 7 ·
map ↗
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for KF0VVN in the last 24 hours. They show up here within seconds of KF0VVN beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.
Data: FCC Universal Licensing System (amateur & GMRS), NetLogger and more · site status
n9tpb.com · 73 de N9TPB