N9TPB
FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 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, WIAB1WO HAM
✅ Available for a vanity request — free since Oct 22, 2016.
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 Oct 22, 2016
Previous holder: Olof C Johnson Jr
Held AB1WO Sep 4, 2014 → Oct 21, 2014 · first licensed Sep 4, 2014 as KC1CLY · 3 licenses · FRN 0023881790
-
- Licensee
- Olof C Johnson Jr
- Address
- Attn: Olof C Johnson Jr
344 Old Marlboro Rd
Concord, MA 01742
- FRN
- 0023881790
- Previous call
- AB1WO (Technician)
- Last granted
- Oct 21, 2014
- Effective
- Oct 21, 2014
- Last action
- Oct 21, 2014
FCC actions (2)
- Oct 21, 2014 — Vanity call sign granted VANGRT
- Oct 21, 2014 — License issued LIISS
-
- Licensee
- Olof C Johnson Jr
- Address
- 344 Old Marlboro Rd
Concord, MA 01742
- FRN
- 0023881790
- Previous call
- KC1CLY (Technician)
- Last granted
- Sep 4, 2014
- Effective
- Sep 29, 2014
- Last action
- Oct 21, 2014
FCC actions (3)
- Oct 21, 2014 — License canceled LICAN
- Sep 29, 2014 — Systematic call sign granted SYSGRT
- Sep 29, 2014 — License issued LIISS
-
- Licensee
- Olof C Johnson Jr
- Address
- 344 Old Marlboro Rd
Concord, MA 01742
- FRN
- 0023881790
- Last granted
- Sep 4, 2014
- Effective
- Sep 29, 2014
- Last action
- Sep 29, 2014
FCC actions (3)
- Sep 29, 2014 — License canceled LICAN
- Sep 4, 2014 — License issued LIISS
- Sep 4, 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 Mar 28, 2015 → Oct 4, 2026 · 108 snapshots · as KC1CLY
Olof C Johnson Jr
344 Old Marlboro Rd, Concord, MA 01742
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for AB1WO in the last 24 hours. They show up here within seconds of AB1WO beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.