N9TPB FCC License Search

🕒 FCC license data updated yesterday 9:42 am CDT (FCC files through Sep 30, 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

KP4CH HAM

⏳ Not available yet — opens for vanity requests Oct 12, 2026, two years after the license was canceled (Oct 11, 2024).

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

📬 QSL: LoTW user, last upload Jan 23, 2016 · eQSL AG member

Not currently held · 2 holders on record

Previous holder: JOSE L SERRANO

Held KP4CH May 21, 2013 → Oct 11, 2024 · first licensed Jan 25, 2005 as NP3JP · 4 licenses · FRN 0004206405

W9OT Active Amateur Extra · vanity Oct 11, 2024 → expires Oct 11, 2034

Licensee
JOSE L SERRANO

Address
2252 NICHOLAS CT
SEYMOUR, IN 47274
38.9614, -85.8464 (street) · Grid EM78bx · CQ 4 · ITU 8 · map ↗

FRN
0004206405

Previous call
KP4CH (General)

Last granted
Oct 11, 2024

Effective
Oct 11, 2024

Last action
Oct 11, 2024
FCC actions (2)
- Oct 11, 2024 — Vanity call sign granted VANGRT
- Oct 11, 2024 — License issued LIISS
📦 Moved: Guayama, PR → Seymour, IN

KP4CH Canceled Amateur Extra · vanity May 21, 2013 → Oct 11, 2024 (canceled)

Licensee
JOSE L SERRANO

Address
2252 NICHOLAS CT
SEYMOUR, IN 47274
38.9614, -85.8464 (street) · Grid EM78bx · CQ 4 · ITU 8 · map ↗

FRN
0004206405

Previous call
WP4KL (General)

Last granted
Mar 25, 2023

Effective
Sep 13, 2024

Last action
Oct 11, 2024
FCC actions (9)
- Oct 11, 2024 — License canceled LICAN
- Sep 13, 2024 — Administrative update LIAUA
- Jul 11, 2024 — Administrative update LIAUA
- Jul 10, 2024 — Administrative update LIAUA
- Mar 25, 2023 — License renewed LIREN
- Jun 3, 2016 — Administrative update LIAUA
- Sep 24, 2014 — Administrative update LIAUA
- May 21, 2013 — Vanity call sign granted VANGRT
- May 21, 2013 — License issued LIISS
WP4KL Canceled Amateur Extra · vanity Nov 10, 2012 → May 21, 2013 (canceled)

Licensee
JOSE L SERRANO ROSA

Address
PO Box 3300
GUAYAMA, PR 00785

FRN
0004206405

Previous call
NP3JP (General)

Last granted
Nov 10, 2012

Effective
May 1, 2013

Last action
May 21, 2013
FCC actions (4)
- May 21, 2013 — License canceled LICAN
- May 1, 2013 — License modified LIMOD
- Nov 10, 2012 — Vanity call sign granted VANGRT
- Nov 10, 2012 — License issued LIISS
NP3JP Canceled General Jan 25, 2005 → Nov 10, 2012 (canceled)

Licensee
JOSE L SERRANO ROSA

Address
PO.Box 3300
Guayama, PR 00785

FRN
0004206405

Previous call
WP4MWH (Technician)

Last granted
Jan 25, 2005

Effective
Sep 21, 2012

Last action
Nov 10, 2012
FCC actions (5)
- Nov 10, 2012 — License canceled LICAN
- Sep 21, 2012 — Administrative update LIAUA
- Jan 14, 2009 — Administrative update LIAUA
- Mar 8, 2007 — License modified LIMOD
- Jan 25, 2005 — License renewed LIREN

Address history

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

Seen Sep 27, 2024 → Sep 27, 2026 · 17 snapshots · as KP4CH
JOSE L SERRANO
2252 NICHOLAS CT, SEYMOUR, IN 47274
38.9614, -85.8464 (street) · Grid EM78bx · CQ 4 · ITU 8 · map ↗
Seen Oct 22, 2013 → Sep 27, 2026 · 41 snapshots · as WP4KL
JOSE L SERRANO ROSA
PO Box 3300
GUAYAMA, PR 00785
Seen Feb 18, 2013 → Sep 27, 2026 · 41 snapshots · as NP3JP
JOSE L SERRANO ROSA
PO.Box 3300, Guayama, PR 00785
Seen Apr 27, 2024 → Jul 1, 2024 · 2 snapshots · as KP4CH
JOSE L SERRANO
Attn: Jose L Serrano
520 California St. 2B, Columbus, IN 47201
39.1482, -85.9994 (ZIP center) · Grid EM79ad · CQ 4 · ITU 8 · map ↗
Seen Jun 30, 2016 → Apr 16, 2022 · 14 snapshots · as KP4CH
JOSE L SERRANO
798 E.Lehigh DR., Deltona, FL 32738
28.9047, -81.1882 (ZIP center) · Grid EL98jv · CQ 5 · ITU 8 · map ↗
Seen Mar 28, 2015 → Mar 16, 2016 · 10 snapshots · as KP4CH
JOSE L SERRANO ROSA
PO Box 677
ARROYO, PR 00714
17.9959, -66.0555 (ZIP center) · Grid FK67xx · CQ 8 · ITU 11 · map ↗
Seen Feb 18, 2013 → Apr 12, 2013 · 3 snapshots · as WP4KL
JOSE L SERRANO ROSA
Attn: JOSE L SERRANO ROSA
PO.Box 3300, Guayama, PR 00785
Seen May 27, 2010 → Jul 26, 2012 · 5 snapshots · as NP3JP
JOSÉ L SERRANO ROSA
PO.Box 10018 PMB 159, Guayama, PR 00784
18.0107, -66.1336 (ZIP center) · Grid FK68wa · CQ 8 · ITU 11 · map ↗
Seen Nov 7, 2004 · 1 snapshot · as NP3JP
JOSE L SERRANO ROSA
CALLE 13 P-14 VALLE TOLIMA, CAGUAS, PR 00725
18.2207, -66.0396 (ZIP center) · Grid FK68xf · CQ 8 · ITU 11 · map ↗

Previous holder: JUAN C MARTINEZ

Held KP4CH Apr 21, 1998 → Apr 21, 2008 · first licensed Apr 21, 1998 as KP4CH · 1 license · FRN 0001858703

KP4CH Expired Amateur Extra Apr 21, 1998 → Apr 21, 2008 (expired)

Licensee
JUAN C MARTINEZ

Address
TOPACIO ST 271 URB VILLA ALEGRIA
AQUADILLA, PR 00603
18.4574, -67.1249 (ZIP center) · Grid FK68kk · CQ 8 · ITU 11 · map ↗

FRN
0001858703

Last granted
Apr 21, 1998

Effective
Apr 21, 1998

Last action
Mar 25, 2023
FCC actions (1)
- Apr 22, 2010 — License expired LIEXP

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 KP4CH
JUAN C MARTINEZ
TOPACIO ST 271 URB VILLA ALEGRIA, AQUADILLA, PR 00603
18.4574, -67.1249 (ZIP center) · Grid FK68kk · CQ 8 · ITU 11 · map ↗

Others requesting KP4CH

3 applications listed KP4CH as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
May 2, 2013	May 20, 2013	WP4KL · JOSE L SERRANO ROSA · GUAYAMA, PR	1	Granted
Jun 6, 2011	Jun 24, 2011	NP4FL · CARLOS R PEREZ · Sabana Grande, PR	6	Granted
Sep 17, 2010	Oct 5, 2010	KC2HAS · Wilberto Noriega · Morovis, PR	19	Granted

📡 On the air: APRS, digital & WSPR spots

No APRS positions, PSK Reporter reports or WSPR spots for KP4CH in the last 24 hours. They show up here within seconds of KP4CH beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.