N9TPB
FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 4, 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, WIWSMQ554 GMRS 📡 HAM
Current holder: Tianxing Guo
General Mobile Radio Service license · held by Tianxing Guo · Diamond Bar, CA · FRN 0038224838
| Status | Active |
| Granted | Apr 28, 2026 |
| Expires | Apr 28, 2036 |
| Mailing address | 324 S Diamond Bar Blvd #324, Diamond Bar, CA 91765 |
A GMRS license covers the licensee's immediate family, and lasts 10 years.
📻 GMRS repeaters within 50 miles
7 on the air or of unknown status, closest first · map these & export for a GMRS radio →
| Miles | Channel | Output | Tone in | Owner | Location | Access | Status |
|---|---|---|---|---|---|---|---|
| 7 | RP17 | 462.600 | 85.4 | WRKD356 | Chino, CA · Near Ruben Ayala Park | Open | On the air |
| 10 | RP17 | 462.600 | — | WROP772 | Bassett, CA · San Gabriel Valley | Closed | On the air |
| 18 | RP15 | 462.550 | 162.2 | WSOG679 | Jurupa Valley, CA | Open | On the air |
| 22 | RP15 | 462.550 | 103.5 | WRFT322 | Arcadia, CA · Mt Wilson | Open | On the air |
| 28 | RP21 | 462.700 | — | WQCZ300 | Glendale, CA · Mt Lukens | Closed | On the air |
| 32 | RP18 | 462.625 | 136.5 | WRVA634 | San Pedro, CA · Ft. Macarthur | Open | On the air |
| 35 | RP19 | 462.650 | 67.0 | WROJ828 | Redlands, CA | Open | On the air |
📡 Amateur radio licenses on the same FRN
| Call | Status | Class | Name | Location | Granted | Expires |
|---|---|---|---|---|---|---|
| W6GTX | Active | Extra | Tianxing Guo | Diamond Bar, CA | May 16, 2026 | May 16, 2036 |
| KO6NKL | Canceled | General | Tianxing Guo | Diamond Bar, CA | Apr 28, 2026 | Apr 28, 2036 |
📜 License history
| Date | FCC action |
|---|---|
| Apr 28, 2026 | License issued |
🏠 Address history
Every address Tianxing Guo gave the FCC on a GMRS filing, newest first.
| Filed from | Address | On a |
|---|---|---|
| Apr 27, 2026 | 324 S Diamond Bar Blvd #324, Diamond Bar, CA 91765 | New license |
📝 GMRS applications filed
| Received | File number | Purpose | Result | Filed from |
|---|---|---|---|---|
| Apr 27, 2026 | 0012011739 | New license | Granted | Diamond Bar, CA |
GMRS and amateur licenses come from the FCC Universal Licensing System, updated nightly. Licenses are linked by FCC Registration Number (FRN).