🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 8:30 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
AB3UH HAM
✅
Available for a vanity request — free since Nov 25, 2020.
2x2 call: only Amateur Extra licensees 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
· available since Nov 25, 2020
Previous holder: Jeffrey A Stiffler
Held AB3UH Apr 1, 2014 → Nov 24, 2018
· first licensed Apr 1, 2014 as KC3CKO
· 3 licenses · FRN 0023475221
K3AB
Active
Amateur Extra · vanity
Nov 24, 2018 → expires Nov 24, 2028
Licensee Jeffrey A Stiffler
Address 1533 Clearview Ave Blue Bell, PA 19422
40.1604, -75.3144 (street) · Grid
FN20id · CQ 5 · ITU 8 ·
map ↗
FRN 0023475221
Previous call AB3UH (General)
Last granted Nov 24, 2018
Effective Nov 24, 2018
Last action Nov 24, 2018
FCC actions (2)
Nov 24, 2018 — Vanity call sign granted VANGRT Nov 24, 2018 — License issued LIISS
AB3UH
Canceled
Amateur Extra
Apr 1, 2014 → Nov 24, 2018 (canceled)
Licensee Jeffrey A Stiffler
Address 1533 Clearview Ave Blue Bell, PA 19422
40.1604, -75.3144 (street) · Grid
FN20id · CQ 5 · ITU 8 ·
map ↗
FRN 0023475221
Previous call KC3CKO (General)
Last granted Apr 1, 2014
Effective May 1, 2014
Last action Nov 24, 2018
FCC actions (3)
Nov 24, 2018 — License canceled LICAN May 1, 2014 — Systematic call sign granted SYSGRT May 1, 2014 — License issued LIISS
KC3CKO
Canceled
Amateur Extra
Apr 1, 2014 → May 1, 2014 (canceled)
Licensee Jeffrey A Stiffler
Address 1533 Clearview Ave Blue Bell, PA 19422
40.1604, -75.3144 (street) · Grid
FN20id · CQ 5 · ITU 8 ·
map ↗
FRN 0023475221
Last granted Apr 1, 2014
Effective May 1, 2014
Last action May 1, 2014
FCC actions (4)
May 1, 2014 — License canceled LICAN Apr 4, 2014 — License modified LIMOD Apr 1, 2014 — License issued LIISS Apr 1, 2014 — 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 May 22, 2014 → Oct 4, 2026 · 89 snapshots · as KC3CKO
Jeffrey A Stiffler
1533 Clearview Ave, Blue Bell, PA 19422
40.1604, -75.3144 (street) · Grid
FN20id · CQ 5 · ITU 8 ·
map ↗
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for AB3UH in the last 24 hours. They show up here within seconds of AB3UH 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