About 420.
414 miles
Modesto is about 450 miles north of Oceanside.
112 miles up I-5 NORTH.
42 miles up I-5 NORTH.
43 miles taking U.S. 101 NORTH.
It is about 115 miles via I-405 North and US-101 North.
Milpitas is just 8 miles north of San Jose.
Take I-5 NORTH from Oceanside to SR-57 NORTH to POMONA off EXIT 107A.Take SR-57 NORTH to Covina.
59 miles up I-15 NORTH.
Sanford, ME
40 miles taking I-405 NORTH.