Performs a variety of sales and customer support services for products including stamps, stamped paper, postal cards, philatelic products, and special promotional items; with or without direct supervision.
Siskiyou Pass. Siskiyou Pass, including the 4,310-foot-high Siskiyou Summit of I-5 that is located a short distance east of the original historic pass, is the highest and most historically significant mountain crossing on the main transportation route that links California and Oregon.
7,734 square miles of California are covered by water. The highest point in California is Mt. Whitney at 14,494 feet. Mt. Whitney is the highest mountain in the contiguous 48 states. Mt. McKinley, the highest mountain in Alaska, rises 20,320 feet above sea level and is the highest point in the United States.