The phone number of the Hill House Museum is: 209-369-6073.
The phone number of the Eaton House Museum is: 530-241-3455.
The phone number of the Kelley House Museum is: 707-937-5791.
The phone number of the Joss House Museum is: 530-823-0373.
The phone number of the Adamson House Museum is: 310-456-8432.
The phone number of the Whaley House Museum is: 619-297-7511.
The phone number of the Muller House Museum is: 310-831-1788.
The phone number of the Knox House Museum is: 619-444-3800.
The phone number of the Guest House Museum is: 707-964-4251.
The phone number of the George Anderson House Museum is: 626-358-6192.
The phone number of the Alta Schmidt House Museum is: 530-865-5444.
The phone number of the Kelly Griggs House Museum is: 530-527-1129.
The phone number of the Grace Hudson Museum-Sun House is: 707-467-2836.