Oceanside, CA is in California's 49th congressional district.
http://en.wikipedia.org/wiki/Oceanside,_California
http://en.wikipedia.org/wiki/California's_49th_congressional_district
Alamo, California is located in California's 11th congressional district.
Grass Valley, Ca is in Congressional District 4.
21st Congressional District, currently represented by Devin Nunes
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2nd
The US Representative from the 14th Congressional district of California is Anna Eshoo.
California's 6
48th
46th
Torrance is in California's 36th congressional district, currently represented in the US House of Representatives by ("Blue Dog") Democrat Jane Harman.
91501
Find out here: www.house.gov