N9TPB FCC License Search

🕒 FCC license data updated today 9:42 am CDT (FCC files through Sep 30, 2026) · next update tomorrow 9:15 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

WP4CI

✅ Available for a vanity request — free since Jul 3, 2016.

2x2 call: Advanced and Amateur Extra licensees can request it. No pending applications list it.

Not currently held · 1 holder on record · available since Jul 3, 2016

Previous holder: VANNESSA CASTILLO-NAVEDO

Held WP4CI Jul 2, 2004 → Jul 2, 2014 · first licensed Jul 2, 2004 as WP4CI · 1 license · FRN 0011187028

WP4CI Expired Technician Jul 2, 2004 → Jul 2, 2014 (expired)

Licensee
VANNESSA CASTILLO-NAVEDO

Address
PO Box 1544
CIALES, PR 00638
18.2802, -66.5131 (ZIP center) · Grid FK68rg · CQ 8 · ITU 11 · map ↗

FRN
0011187028

Last granted
Jul 2, 2004

Effective
Jul 2, 2004

Last action
Jul 6, 2016
FCC actions (2)
- Jul 6, 2016 — License expired LIEXP
- Jul 2, 2004 — License issued LIISS

Address history

From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.

Seen Nov 7, 2004 → Sep 27, 2026 · 47 snapshots · as WP4CI
VANNESSA CASTILLO-NAVEDO
PO Box 1544
CIALES, PR 00638
18.2802, -66.5131 (ZIP center) · Grid FK68rg · CQ 8 · ITU 11 · map ↗

Others requesting WP4CI

1 application listed WP4CI as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Mar 5, 2021	Mar 23, 2021	KO4ICJ · SERGIO P NEGREIRA JR · MIAMI, FL	6	Dismissed

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for WP4CI in the last 24 hours. They show up here within seconds of WP4CI beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.