Tijuana's postal codes (códigos postales) follow a five-digit format and vary by neighborhood (colonia), delegation, and delivery zone. Because the city spans over 600 square kilometers, using the correct code ensures timely mail and package delivery.
| Code | General Area / Notable Colonias |
|---|---|
| 22000 | Centro (Downtown), Zona Río |
| 22010 | Playas de Tijuana, Costa de Oro |
| 22030 | Otay Centenario, Mesa de Otay |
| 22040 | La Mesa, El Florido |
| 22080 | Sánchez Taboada, Camino Verde |
| 22200 | Cerro Colorado, Valle Verde |
| 22400 | La Presa, El Rubí |
| 22500 | San Antonio de los Buenos |
| 22580 | Terrazas del Valle, Valle Redondo |
| 22600 | Villa del Campo, Natura |
Using the precise five-digit code avoids delays at the Centro de Clasificación Postal and ensures compliance with Mexican customs for cross-border e-commerce shipments.