I have my sims 3 disc but i do not have an code

see this http://answers.ea.com/t5/The-Sims-3/FAQ-Lost-and-broken-DVDs-and-missing-serial-codes-What-to-do/m-p/14230#M1304

If in the event you need to contact support

http://help.ea.com/en/contact-us/new/

I don't have the registration code for this game Sims3 ambitions

@LaVerneMills757  Do you still have access to the computer on which it was installed?  If so, and you haven't cleaned the registry, you can find the code there using this method:

https://sims3.crinrict.com/en/2013/09/how-to-find-your-serial-number.html