N9TPB FCC License Search

🕒 FCC license data updated yesterday 4:59 pm CDT (FCC files through Sep 29, 2026) · next update today 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

WP4KDL

Not currently held · 1 holder on record · available since Feb 21, 2017

Previous holder: Marcos I Rosa III

Held WP4KDL May 3, 2000 → Feb 20, 2015 · first licensed May 3, 2000 as WP4KDL · 2 licenses · FRN 0001830132

📦 Moved: Carolina, PR → El Paso, TX

WP4RET Active General · vanity Feb 20, 2015 → expires Sep 30, 2035

Licensee
Marcos I Rosa III

Address
Attn: Marcos Ismael Rosa Santiago III
816 Burgess Dr.
El Paso, TX 79907
31.7301, -106.3319 (street) · Grid DM61ur · CQ 4 · ITU 7 · map ↗

FRN
0001830132

Previous call
WP4KDL (Technician Plus)

Last granted
Sep 30, 2025

Effective
Sep 30, 2025

Last action
Sep 30, 2025
FCC actions (3)
- Sep 30, 2025 — License renewed LIREN
- Feb 20, 2015 — Vanity call sign granted VANGRT
- Feb 20, 2015 — License issued LIISS
WP4KDL Canceled General May 3, 2000 → Feb 20, 2015 (canceled)

Licensee
Marcos I Rosa III

Address
1502 Condominio Golden Towers
Carolina, PR 00983
18.4172, -65.9813 (ZIP center) · Grid FK78ak · CQ 8 · ITU 11 · map ↗

FRN
0001830132

Last granted
Sep 14, 2012

Effective
Dec 16, 2014

Last action
Feb 20, 2015
FCC actions (6)
- Feb 20, 2015 — License canceled LICAN
- Dec 16, 2014 — FCC action LIAUA
- Sep 19, 2012 — FCC action LIAUA
- Sep 14, 2012 — License renewed LIREN
- Jun 17, 2002 — License renewed LIREN
- May 3, 2000 — License modified LIMOD

Address history

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

Seen Sep 27, 2026 · 1 snapshot · as WP4RET
Marcos I Rosa III
Attn: Marcos Ismael Rosa Santiago III
816 Burgess Dr., El Paso, TX 79907
31.7301, -106.3319 (street) · Grid DM61ur · CQ 4 · ITU 7 · map ↗
Seen Mar 28, 2015 → Sep 27, 2026 · 69 snapshots · as WP4KDL
Marcos I Rosa III
1502 Condominio Golden Towers, Carolina, PR 00983
18.4172, -65.9813 (ZIP center) · Grid FK78ak · CQ 8 · ITU 11 · map ↗
Seen Feb 18, 2013 → May 22, 2014 · 6 snapshots · as WP4KDL
Marcos I Rosa III
5757 Mill Ruth Ave Apt 407, El Paso, TX 79924
31.9022, -106.4135 (ZIP center) · Grid DM61tv · CQ 4 · ITU 7 · map ↗
Seen Nov 7, 2004 → Jul 26, 2012 · 6 snapshots · as WP4KDL
Marcos I Rosa III
PO Box 4749
2372 D Smith Cir, Ft Eustis, VA 23604
37.1191, -76.5932 (ZIP center) · Grid FM17qc · CQ 5 · ITU 8 · map ↗

Vanity requests for WP4KDL

1 application listed WP4KDL as a choice, newest first.

Filed	Award	Applicant	Choice #	Status
Jul 28, 2021	Aug 15, 2021	KO4RXF · Russell D Lawley · Franklin, AL	17	Granted