N9TPB FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 2026) · next update today 9:45 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

WRAU548 GMRS 📡 HAM

📡
Also a licensed HAM
KP4ASD
Amateur Extra class · same FCC Registration Number (FRN)

Current holder: Alberto Serrano Diaz

General Mobile Radio Service license · held by Alberto Serrano Diaz · Ponce, PR · FRN 0020247417

StatusActive
GrantedMar 7, 2018
ExpiresMar 7, 2028
Mailing address82 calle melero, Ponce, PR 00730
A GMRS license covers the licensee's immediate family, and lasts 10 years.

📻 GMRS repeaters within 50 miles

24 on the air or of unknown status, closest first · map these & export for a GMRS radio →

MilesChannelOutputTone inOwnerLocationAccessStatus
6RP16462.575— WRMN620 Penuelas, PR · Ponce ClosedOn the air
11RP21462.700— WRAJ444 Jayuya, PR ClosedOn the air
15RP18462.625— WRAK595 Puerto Rico, PR ClosedOn the air
15RP17462.600— WRAK595 Puerto Rico, PR ClosedOn the air
15RP19462.650— WRAK595 Puerto Rico, PR ClosedOn the air
15RP17462.600— WSFW365 Puerto rico, PR ClosedOn the air
18RP16462.575107.2 WQTB486 Cerro Roncador, PR ClosedOn the air
18RP16462.575107.2 WQTB486 Cerro Roncador, PR ClosedOn the air
25RP16462.575— WRWM496 Corozal, PR OpenOn the air
25RP15462.550— WRAJ444 Palmer, PR ClosedOn the air
25RP15462.550127.3 WRAJ444 Maricao, PR ClosedOn the air
26RP17462.600— WRCU369 Lares, PR ClosedOn the air
27RP20462.675— WRAW470 Lajas, PR ClosedOn the air
28RP22462.725— WSJH354 Camuy, PR ClosedOn the air
28RP22462.725— WSJH354 Camuy, PR ClosedOn the air
28RP18462.625D351 WSHC677 Vega Baja, PR · Pugnado OpenOn the air
29RP20462.675— WRCE986 Lajas, PR · Surcando La Historia Inc. ClosedOn the air
30RP19462.650— WRMQ202 Manati Alcaldia, PR · Centro Urbano ClosedOn the air
31RP15462.550CSQ WRFA267 Barceloneta, PR ClosedOn the air
34RP17462.600— WRAF986 Mayaguez, PR ClosedOn the air
39RP22462.725— WRJB619 Moca, PR · Bo. Naranjo OpenOn the air
40RP20462.675— WRFC700 Moca, PR OpenOn the air
40RP20462.675— WRAK595 Bayamon, PR ClosedOn the air
42RP19462.650— WRAJ444 Aguada, PR · Atalaya ClosedOn the air

📡 Amateur radio licenses on the same FRN

CallStatusClassNameLocationGrantedExpires
KP4ASD Active Extra Alberto Serrano Diaz jrPonce, PRNov 2, 2019Nov 2, 2029
KP4UHF Canceled Extra Alberto Serrano Diaz jrPonce, PRApr 7, 2018Apr 7, 2028
KP4ASD Canceled Extra Alberto Serrano Diaz jrPonce, PRFeb 12, 2011Feb 12, 2021
WP4OGH Canceled Extra Alberto Serrano DiazPonce, PROct 7, 2010Oct 7, 2020

📜 License history

DateFCC action
Dec 30, 2025Administrative update
Mar 7, 2018License issued

🏠 Address history

Every address Alberto Serrano Diaz gave the FCC on a GMRS filing, newest first.

Filed fromAddressOn a
Dec 29, 202582 calle melero, Ponce, PR 00730Administrative update
Mar 6, 2018Calle Antares 4463 Urb Star Light, Ponce, PR 00732New license

📝 GMRS applications filed

ReceivedFile numberPurposeResultFiled from
Dec 29, 20250011844829Administrative update GrantedPonce, PR
Mar 6, 20180008122454New license GrantedPonce, PR

GMRS and amateur licenses come from the FCC Universal Licensing System, updated nightly. Licenses are linked by FCC Registration Number (FRN).