Notering byer (11 sted (er)). Velg byen for å se postnummeret (s):
| Yermo (1) Yettem (1) Yolo (1) Yorba Linda (5) Yorkville (1) Yosemite National Park (1) | Yountville (1) Yreka (1) Yuba City (3) Yucaipa (1) Yucca Valley (2) |
