DFW - Dallas Forth Worth
Terminal D - has companion care rooms. There was a seat and outlet in there for pumping.
Look or ask for companion care rooms. They have seating and an outlet. It's suppose to be reserved for people with disabilities, but the airport staff was friendly and said it was no problem.
MSP - Minneapolis/St. Paul
There is a nursing room on the C concourse as well as a family room on the E concourse. II used the nursing room on concourse C - nice, but I did have to find a person to unlock it for me.
SFO - San Fransisco
There is a nursery near the bathrooms. I used the courtesy phone to get a code to go in. Chairs & outlets.
There are chairs and outlets in a sectioned off area within the women's bathrooms for pumping.