Para saber o CEP de Calle S18, Quito você precisa escolher uma interseção.
| Interseção | Localização | CEP | Límite |
|---|---|---|---|
| S18 y Simon Bolivar |  | 170605 | |
| S18 y E10C | | 170605 | |
| S18 y E11 | | 170605 | |
| S18 y E9 | | 170605 | |
| S18 y E9A | | 170605 | |
| S18 y Encomenderos | | 170607 | |
| S18 y Gaspar Esparza | | 170606 | |
| S18 y Hermann Ghoiner | | 170607 | |
| S18 y Huigra | | 170606 | |
| S18 y Joaquin Lopez | | 170606 | |
| S18 y Oe12D | | 170607 | |
| S18 y Oe4E | | 170606 | |
| S18 y Oe4F | | 170606 | |
| S18 y Oe4G | | 170606 | |
| S18 y Oe4I | | 170606 | |
| S18 y Oe4J | | 170606 | |
| S18 y Oe5Q | | 170606 | |
| S18 y Oe5T | | 170606 | |
| S18 y Oe5U | | 170606 | |
| S18 y Oe5X | | 170606 | |
| S18 y Oe6 | | 170606 | |
| S18 y Oe6D | | 170607 | |
| S18 y Oe6E | | 170607 | |
| S18 y Oe7 | | 170607 | |
| S18 y Oe7B | | 170607 | |
| S18 y Oe7D | | 170607 | |
| S18 y Oe5V | | 170606 | |
| S18 y Sigchos | | 170606 | |
| S18 y S17A | | 170605 | |
| S18 y S17D | | 170606 | |
| S18 y Vilcabamba | | 170605 | |
| S18 y Yantzaza | | 170606 |
Veja a lista de CEP da paróquia Quito Distrito Metropolitano.