At the end of Main Street on the right side next to "First Aid", Disneyland has a nursing mother’s room called the Baby Care center.
There is a dark quiet room with rocking chairs, a feeding area with high chairs cleaned after every use, a changing room with multiple changing stations that are cleaned and sanitized after every use, and mini potty chairs for toddlers that are sanitized after every use.
Nursing room with chairs
Changing room with tables
Feeding area with highchairs
Kitchen with microwave and sink
Main room with television, table and chairs
On-site shop offering formula, baby food, juice, diapers, wipes, sunscreen, over-the-counter medications and pacifiers for purchase
In addition to Baby Care Centers, baby changing stations can be found in most Disneyland Resort restrooms.