San Fran, Portland, OR or Seattle, WA are nice getaways for Californians. Vancouver BC will be a bit more expensive but that's a great place too.
I think you should go for a Alaska or for a Canada.
and ever you have a much time and good budget then visit India. India is a wonderful country to spent a great time.
Visit best travel guide websites online that helps you make trip according to your budget and taste. I recommended to you to visit link http://www.adventurelink.com/ helps you to decide best places for your trip.
Newyork city is one of the best travel place choice for you to go with your friends and enjoy a lot with full fun.San Francisco is also one of the best place where you can go with your friend for enjoying a great day.
New York is a fun place and you would enjoy a lot there.
You do realize you have Mexico just south of you?