Based on the search results, the following malls are open today:
- The Shops at Mission Viejo: Open today from 10:00AM - 8:00PM.
- Westminster Mall: Open today from 11:00AM-7:00PM.
- Montclair Place: Open today from 11:00AM - 8:00PM.
Its important to note that store hours may vary, so its always a good idea to check the hours of a specific store or restaurant before visiting, as they may differ from the main property hours.