5号州际公路（英语：Interstate 5, I-5）加利福尼亚州段是该州南北方向州际公路最主要的干线。它始于美墨边境，向北延伸，连接俄勒冈州的梅德福-阿什兰都会区。该公路与另一条太平洋沿岸的101号美国国道大致平行（二者在洛杉矶市内的东洛杉矶交流道交汇）。
外部链接
- Interstate 5 at Interstate-Guide.com
- Interstate 5 at California @ AARoads.com
- Caltrans: Interstate 5 highway conditions
- Interstate 5 at California Highways
- History of the Northern Los Angeles County section of Interstate 5 (Photos, text, TV shows)
- Interstate 5 in the Los Angeles Area
- US 99 Tour in Southern California