Online - Worldwide:
The website devoted to Spore support: http://help.spore.com
You can search using keywords for your problem there, and you can also use the button on the left to submit a query directly to a Support Representative. This is also known as opening a ticket.
By Phone - USA:
Please note the 866 number has been retired.
North American English Support: 650-628-4306
North American French Support: 650-489-4589
Chat - Worldwide:
Please visit this website for website and phone numbers for other countries: http://help.spore.com/cgi-bin/easpore.cfg/php/enduser/std_adp.php?p_faqid=9002
If you can't get the chat/email options to work, see this