| Country | United States (US) |
| UN/LOCODE | SYO |
| Name | San Ysidro |
| Name Without Diacritics | San Ysidro |
| Region | CA |
| Function Code | #REF! |
| Function | Border Crossing |
| Status Code | RN (Request From National Source For Domestic Locations) |
| Date | 307 |
| Location (UN Format) | 3315N 11633W |