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
NP4AT
Currently held by ALVIN TORRADO ROSADO
· 2 holders on record
Current holder: ALVIN TORRADO ROSADO
Held NP4AT Feb 25, 2020 → present
· first licensed Sep 3, 2019 as WP4RFV
· 2 licenses · FRN 0027574375
NP4AT
Active
Technician · vanity
Feb 25, 2020 → expires Feb 25, 2030
Licensee ALVIN TORRADO ROSADO
Address PO BOX 144035 PMB 669 ARECIBO, PR 00614
FRN 0027574375
Previous call WP4RFV
Last granted Feb 25, 2020
Effective Feb 27, 2020
Last action Feb 27, 2020
FCC actions (3)
Feb 27, 2020 — FCC action LIAUA Feb 25, 2020 — Vanity call sign granted VANGRT Feb 25, 2020 — License issued LIISS
WP4RFV
Canceled
Technician
Sep 3, 2019 → Feb 25, 2020 (canceled)
Licensee ALVIN TORRADO ROSADO
Address PO BOX 144035 PMB 669 ARECIBO, PR 00614
FRN 0027574375
Last granted Sep 3, 2019
Effective Sep 3, 2019
Last action Feb 25, 2020
FCC actions (3)
Feb 25, 2020 — License canceled LICAN Sep 3, 2019 — License issued LIISS Sep 3, 2019 — 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 Apr 16, 2022 → Sep 27, 2026 · 24 snapshots · as WP4RFV
ALVIN TORRADO ROSADO
PO BOX 144035 PMB 669, ARECIBO, PR 00614
Previous holder: FRANCISCO CRESPO VEGA
Held NP4AT Mar 17, 2017 → Jan 23, 2018
· first licensed Sep 25, 2002 as KP4YR
· 4 licenses · FRN 0007718687
KP4N
Active
Amateur Extra · vanity
Jul 2, 2024 → expires Jul 2, 2034
Licensee FRANCISCO CRESPO VEGA
Address HC 58 BOX 13421 AGUADA, PR 00602
18.3619, -67.1756 (ZIP center) · Grid
FK68ji · CQ 8 · ITU 11 ·
map ↗
FRN 0007718687
Previous call KP4LG (Advanced)
Last granted Jul 2, 2024
Effective Jul 2, 2024
Last action May 20, 2025
FCC actions (2)
Jul 2, 2024 — Vanity call sign granted VANGRT Jul 2, 2024 — License issued LIISS
KP4LG
Canceled
Amateur Extra · vanity
Jan 23, 2018 → Jul 2, 2024 (canceled)
Licensee FRANCISCO CRESPO VEGA
Address HC 58 BOX 13421 AGUADA, PR 00602
18.3619, -67.1756 (ZIP center) · Grid
FK68ji · CQ 8 · ITU 11 ·
map ↗
FRN 0007718687
Previous call NP4AT (Advanced)
Last granted Jan 23, 2018
Effective Nov 4, 2023
Last action Jul 2, 2024
FCC actions (5)
Jul 2, 2024 — License canceled LICAN Nov 4, 2023 — FCC action LIAUA May 14, 2018 — License modified LIMOD Jan 23, 2018 — Vanity call sign granted VANGRT Jan 23, 2018 — License issued LIISS
NP4AT
Canceled
Advanced · vanity
Mar 17, 2017 → Jan 23, 2018 (canceled)
Licensee FRANCISCO CRESPO VEGA
Address HC 58 BOX 13421 AGUADA, PR 00602
18.3619, -67.1756 (ZIP center) · Grid
FK68ji · CQ 8 · ITU 11 ·
map ↗
FRN 0007718687
Previous call KP4YR (General)
Last granted Mar 17, 2017
Effective Mar 17, 2017
Last action Jan 23, 2018
FCC actions (3)
Jan 23, 2018 — License canceled LICAN Mar 17, 2017 — Vanity call sign granted VANGRT Mar 17, 2017 — License issued LIISS
KP4YR
Canceled
Advanced
Sep 25, 2002 → Mar 17, 2017 (canceled)
Licensee FRANCISCO CRESPO VEGA
Address HC 58 BOX 13421 AGUADA, PR 00602
18.3619, -67.1756 (ZIP center) · Grid
FK68ji · CQ 8 · ITU 11 ·
map ↗
FRN 0007718687
Previous call WP4MSN (General)
Last granted Mar 20, 2012
Effective Mar 20, 2012
Last action Mar 17, 2017
FCC actions (4)
Mar 17, 2017 — License canceled LICAN Mar 20, 2012 — License renewed LIREN Sep 25, 2002 — License renewed LIREN Sep 25, 2002 — FCC action LITIN
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 · 92 snapshots · as KP4YR
FRANCISCO CRESPO VEGA
HC 58 BOX 13421, AGUADA, PR 00602
18.3619, -67.1756 (ZIP center) · Grid
FK68ji · CQ 8 · ITU 11 ·
map ↗
Vanity requests for NP4AT
3 applications listed NP4AT as a choice, newest first.
Data: FCC Universal Licensing System, amateur service · refreshed nightly
n9tpb.com · 73 de N9TPB