| Localité | Code postal |
|---|---|
| Abelardo L. Rodríguez, San Quintín | 22908 |
| Arenal, San Quintín | 22920 |
| Bahía de los Ángeles, San Quintín | 22980 |
| Benito Juárez, San Quintín | 22907, 22910 |
| Cachanilla, San Quintín | 22930 |
| Camalu, San Quintín | 22910 |
| Capricornio, San Quintín | 22910 |
| Cataviña, San Quintín | 22965 |
| Chapala, San Quintín | 22971 |
| Chula Vista, San Quintín | 22920 |
| Colinas del Valle, San Quintín | 22920 |
| Colonia Lomas de San Ramón, San Quintín | 22920 |
| Colonia Popular Carmona, San Quintín | 22940 |
| Costa Mar, San Quintín | 22910 |
| Ejido Chapala, San Quintín | 22971 |
| Ejido Francisco Villa, San Quintín | 22950 |
| Ejido General Leandro Valle, San Quintín | 22940 |
| Ejido Lic. Luis Echeverría Álvarez, San Quintín | 22920 |
| Ejido Papalote, San Quintín | 22940 |
| Ejido Profesor Graciano Sánchez, San Quintín | 22934 |
| Ejido Raúl Sánchez Díaz, San Quintín | 22940 |
| Ejido Rubén Jaramillo, San Quintín | 22915 |
| Ejido Villa Jesús María, San Quintín | 22993 |
| El Barril, San Quintín | 22997 |
| El Colonial, San Quintín | 22920 |
| El Consuelo, San Quintín | 22960 |
| Codes postaux en Baja California | |
|---|---|
| Tijuana | Tecate |
| San Quintín | Playas de Rosarito |
| Mexicali | Ensenada |