| Callsign | K6FOS |
| Radio Service | HV - Vanity |
| License Status | A - Active |
| Grant Date | 2020-07-03 |
| Effective Date | 2020-07-14 |
| Expire Date | 2030-09-28 |
| Cancel Date | |
| Last Action Date | 2024-03-18 |
| End Date | 2030-09-28 |
| Available Date | 2032-09-29 |
| Applicant Type | B - Amateur Club |
| Entity Name | Foster City Amateur Radio Emergency Service Inc |
| Street Address / Locality | 351 Mainsail Ct San Mateo, CA 94404 |
| County | San Mateo County |
| Zip Location | 37°33'21.6"N 122°16'03.6"W |
| Maidenhead | CM87un |
| FRN | 0019898899 |
| Licensee ID/SGIN | L01574503 / 000 |
| Licensee Class | |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 6 / 6 / CA |
| Prev Callsign / Prev Class | KJ6IQG |
| Next Callsign | |
| Trustee Callsign / Trustee Name | KI6QWL PATTERSON, KARIN R |
| Vanity Type | F - By List (Club) |
| ULS File Number | 0009147885 |
| Phonetic weight / Morse weight | 10 / 60 |