What information will I need to know in order to register?

In addition to your name, address, phone, and credit card, you will be asked to submit the following as part of the online registration process:

• estimated finish time (How do I estimate my finish time?)
• date of birth
• shirt size (shirt size chart)
• an emergency contact and phone number
• city and state (this will be listed with your results)
• electronic waiver agreement
• bib personalization (optional, up to 8 characters, due by Feb 1st)
• SMS phone number (optional, for last minute race updates)
• additional upgrades include: VIP and race day pick-up (all races) and the San Diego–Mammoth Challenge (Half Marathon only).  If you have already registered and would like to purchase an upgrade, they are also available in our online Store.