N9TPB
FCC License Search
🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 12, 2026) · next update today 8:30 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 · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)WSCD235 GMRS 📡 HAM
Current holder: Mark A Shroyer
General Mobile Radio Service license · held by Mark A Shroyer · Sunnyvale, CA · FRN 0029203403
| Status | Active |
| Granted | Mar 29, 2024 |
| Expires | Mar 29, 2034 |
| Mailing address | PO Box 70745, Sunnyvale, CA 94086 |
A GMRS license covers the licensee's immediate family, and lasts 10 years.
📻 GMRS Repeaters within 50 Miles
14 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 |
|---|---|---|---|---|---|---|---|
| 5 | RP22 | 462.725 | — | WRQD317 | Los Altos, CA | Closed | Unknown |
| 7 | RP20 | 462.675 | D311 | WRKH273 | San Jose, CA | Open | On the air |
| 10 | RP18 | 462.625 | 141.3 | WQBW533 | Los Gatos, CA · Hwy 17 Summit | Open | On the air |
| 12 | RP19 | 462.650 | 77.0 | WQLS681 | San Jose, CA · Almaden Valley | Open | On the air |
| 12 | RP19 | 462.650 | 77.0 | WQLS681 | San Jose, CA · Almaden Valley | Open | On the air |
| 13 | RP19 | 462.650 | 94.8 | WRMZ431 | Woodside, CA | Open | On the air |
| 18 | RP17 | 462.600 | — | KAF1291 | Sunol, CA · Sunol Peak | Closed | On the air |
| 25 | RP22 | 462.725 | 250.3 | WSJK648 | Corralitos, CA · Velencia Creek Headwaters | Open | On the air |
| 27 | RP20 | 462.675 | 94.8 | WSJM872 | Santa Cruz, CA · Santa Cruz Mtns | Open | On the air |
| 32 | RP20 | 462.675 | 192.8 | WRAV865 | San Francisco, CA · Portola | Open | On the air |
| 34 | RP17 | 462.600 | — | KAF1291 | Oakland, CA | Closed | On the air |
| 37 | RP18 | 462.625 | 103.5 | WRJI287 | San Francisco, CA | Open | On the air |
| 42 | RP19 | 462.650 | 91.5 | WRAM471 | Pleasant Hill, CA | Open | On the air |
| 46 | RP16 | 462.575 | — | WRPA270 | Pittsburg, CA | Closed | On the air |
📡 Amateur Radio Licenses on the Same FRN
| Call | Status | Class | Name | Location | Granted | Expires |
|---|---|---|---|---|---|---|
| N9TPL | Active | General | Mark A Shroyer | Sunnyvale, CA | Jul 21, 2026 | Jul 21, 2036 |
| KO6OGC | Canceled | General | Mark A Shroyer | Sunnyvale, CA | Jun 30, 2026 | Jun 30, 2036 |
📜 License History
| Date | FCC action |
|---|---|
| Oct 3, 2026 | Administrative update |
| Jun 16, 2026 | Administrative update |
| Mar 29, 2024 | License issued |
🏠 Address History
Every address Mark A Shroyer gave the FCC on a GMRS filing, newest first.
| Filed from | Address | On a |
|---|---|---|
| Jan 17, 2023 | 1248 Brookfield Ave Apt 4, Sunnyvale, CA 94087 | New license |
📝 GMRS Applications Filed
| Received | File number | Purpose | Result | Filed from |
|---|---|---|---|---|
| Oct 2, 2026 | 0012206088 | Administrative update | Granted | Sunnyvale, CA |
| Jun 15, 2026 | 0012079491 | Administrative update | Granted | Sunnyvale, CA |
| Mar 28, 2024 | 0011001915 | New license | Granted | Sunnyvale, CA |
| Jan 17, 2023 | 0010382795 | New license | Dismissed | Sunnyvale, CA |
🔔 Changes We've Seen
| Day | Change | Detail |
|---|---|---|
| Oct 4, 2026 | Moved | Sunnyvale, CA -> Sunnyvale, CA |
GMRS and amateur licenses come from the FCC Universal Licensing System, updated nightly. Licenses are linked by FCC Registration Number (FRN).