N9TPB
FCC License Search
🕒 FCC license data updated today 8:30 am CDT (FCC files through Oct 1, 2026) · next update tomorrow 6:00 am CDT
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HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WIWP4OK HAM
✅ Available for a vanity request — free since Oct 6, 2023.
2x2 call: Advanced and 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 · 2 holders on record · available since Oct 6, 2023
Previous holder: Roberto Negron-Santini
Held WP4OK Sep 1, 2020 → Oct 5, 2021 · first licensed Apr 25, 2011 as WP4OJH · 8 licenses · FRN 0020811014
-
- Licensee
- Roberto Negron-Santini
- Address
- Alturas de San Pedro M-31 Calle San Felipe
Fajardo, PR 00738
- FRN
- 0020811014
- Previous call
- WP4OK
- Last granted
- Oct 5, 2021
- Effective
- Oct 5, 2021
- Last action
- Oct 5, 2021
FCC actions (2)
- Oct 5, 2021 — Vanity call sign granted VANGRT
- Oct 5, 2021 — License issued LIISS
-
- Licensee
- Roberto Negron-Santini
- Address
- Alturas de San Pedro M-31 Calle San Felipe
Fajardo, PR 00738
- FRN
- 0020811014
- Previous call
- KA4ROB
- Last granted
- Sep 1, 2020
- Effective
- Sep 1, 2020
- Last action
- Oct 5, 2021
FCC actions (3)
- Oct 5, 2021 — License canceled LICAN
- Sep 1, 2020 — Vanity call sign granted VANGRT
- Sep 1, 2020 — License issued LIISS
-
📦 Moved: Jacksonville, FL → Fajardo, PR
- Licensee
- Roberto Negron-Santini
- Address
- Alturas de San Pedro M-31 Calle San Felipe
Fajardo, PR 00738
- FRN
- 0020811014
- Previous call
- KP4BOB
- Last granted
- Jun 25, 2019
- Effective
- Aug 14, 2020
- Last action
- Sep 1, 2020
FCC actions (4)
- Sep 1, 2020 — License canceled LICAN
- Aug 14, 2020 — Administrative update LIAUA
- Jun 25, 2019 — Vanity call sign granted VANGRT
- Jun 25, 2019 — License issued LIISS
-
📦 Moved: Bayamon, PR → Jacksonville, FL
- Licensee
- Roberto Negron-Santini
- Address
- 8450 Gate Parkway W Unit 303
Jacksonville, FL 32216
- FRN
- 0020811014
- Previous call
- NP3AR
- Last granted
- May 15, 2012
- Effective
- May 19, 2017
- Last action
- Jun 25, 2019
FCC actions (4)
- Jun 25, 2019 — License canceled LICAN
- May 19, 2017 — Administrative update LIAUA
- May 15, 2012 — Vanity call sign granted VANGRT
- May 15, 2012 — License issued LIISS
-
- Licensee
- Roberto Negron-Santini
- Address
- PO Box 1872
Bayamon, PR 00960
- FRN
- 0020811014
- Previous call
- NP3BF
- Last granted
- Jan 21, 2012
- Effective
- Jan 21, 2012
- Last action
- May 15, 2012
FCC actions (3)
- May 15, 2012 — License canceled LICAN
- Jan 21, 2012 — Vanity call sign granted VANGRT
- Jan 21, 2012 — License issued LIISS
-
- Licensee
- Roberto Negron-Santini
- Address
- PO Box 1872
Bayamon, PR 00960
- FRN
- 0020811014
- Previous call
- KP4BOB
- Last granted
- Nov 29, 2011
- Effective
- Nov 29, 2011
- Last action
- Jan 21, 2012
FCC actions (3)
- Jan 21, 2012 — License canceled LICAN
- Nov 29, 2011 — Vanity call sign granted VANGRT
- Nov 29, 2011 — License issued LIISS
-
- Licensee
- Roberto Negron-Santini
- Address
- PO Box 1872
Bayamon, PR 00960
- FRN
- 0020811014
- Previous call
- WP4OJH
- Last granted
- May 24, 2011
- Effective
- May 24, 2011
- Last action
- Nov 29, 2011
FCC actions (3)
- Nov 29, 2011 — License canceled LICAN
- May 24, 2011 — Vanity call sign granted VANGRT
- May 24, 2011 — License issued LIISS
-
- Licensee
- Roberto Negron-Santini
- Address
- PO Box 1872
Bayamon, PR 00960
- FRN
- 0020811014
- Last granted
- Apr 25, 2011
- Effective
- Apr 25, 2011
- Last action
- May 24, 2011
FCC actions (3)
- May 24, 2011 — License canceled LICAN
- Apr 25, 2011 — License issued LIISS
- Apr 25, 2011 — 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 · 36 snapshots · as KA4ROB
Roberto Negron-Santini
Alturas de San Pedro M-31 Calle San Felipe, Fajardo, PR 00738 - Seen Sep 5, 2017 → Sep 27, 2026 · 19 snapshots · as KP4BOB
Roberto Negron-Santini
8450 Gate Parkway W Unit 303, Jacksonville, FL 32216 - Seen Oct 17, 2011 → Sep 27, 2026 · 200 snapshots · as WP4OJH
Roberto Negron-Santini
PO Box 1872
Bayamon, PR 00960
Previous holder: RAFAEL T CARRERO RODRIGUEZ
Held WP4OK May 10, 1988 → May 10, 1998 · first licensed May 10, 1988 as WP4OK · 1 license · no FRN on file (pre-2001 records)
-
- Licensee
- RAFAEL T CARRERO RODRIGUEZ
- Address
- BOX 385 KM 4 INT BO MIRADERO
MAYAGOEZ, PR 00709
- Last granted
- May 10, 1988
- Effective
- May 10, 1988
- Last action
- May 11, 2000
FCC actions (1)
- May 11, 2000 — 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 WP4OK
RAFAEL T CARRERO RODRIGUEZ
BOX 385 KM 4 INT BO MIRADERO, MAYAGOEZ, PR 00709
Others requesting WP4OK
3 applications listed WP4OK as a choice, newest first.
| Filed | Award | Applicant | Choice # | Status |
|---|---|---|---|---|
| Aug 14, 2020 | Sep 1, 2020 | KA4ROB · Roberto Negron-Santini · Fajardo, PR | 1 | Granted |
| Apr 30, 2004 | May 18, 2004 | WP4LQU · Israel D Rodrigues-Hernandez · Anasco, PR | 21 | Dismissed |
| Apr 30, 2004 | May 18, 2004 | WP4LQU · Israel D Rodrigues-Hernandez · Anasco, PR | 23 | Granted |
📡 On the air: APRS, digital & WSPR spots
No APRS positions, PSK Reporter reports or WSPR spots for WP4OK in the last 24 hours. They show up here within seconds of WP4OK beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.