Since 1990, Western Interlock has been a leader in the manufacture of interlocking concrete paving stones and modular retaini ... ng wall units. Western Interlock is family owned and strives to provide high-quality products with excellent service. Our products are sold in Oregon and Washington through a network of distributors. At the Rickreall manufacturing facility, we sell wholesale and retail. Western Interlock’s friendly and knowledgeable sales staff is willing to assist customers from start to finish on any project, including design, product choices, and delivery. New products are added on a regular basis, so stop by our plant and enjoy the large product display or visit one of our dealers. Office hours are 7:00 am to 5:00 pm Monday through Friday, and Saturday mornings during the summer season. read more