Casa de la Gringa (Hostel) -
Corner Tandapata and Pasnapacana 148, San Blas Cusco Peru
Call taxi service and just ask for Casa de la Gringa San Blas. Go to the San Blas plaza, there you will see a church. On the left side of the church, there are a few steps..., walk up, turn left, then right. On that corner is Casa de la Gringa. The address is Casa de la Gringa, Corner of Tandapata and Pasnacapana 148, San Blas.
The Casa de la Gringa 2, is 226 Carmen Bajo, in the same street as the San Blas church.