Knife River Corporation

Knife River Corporation is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Rock
• Sand & Aggregate
• Sand & Gravel
• Trucking Dump

North American Industry Classification System (NAICS) Categories:

• Home Centers > Masonry Materials & Supplies > Sand & Aggregate
• Home Centers > Masonry Materials & Supplies > Sand & Gravel
• All Other Miscellaneous Store Retailers (Except Tobacco Stores) > Rock & Rock Products
• Other Waste Collection > Trucking Dump

Standard Industry Classification (SIC) Categories:

• Local Trucking, Without Storage > Trucking Dump
• Lumber & Other Building Materials > Masonry Materials & Supplies > Sand & Aggregate
• Lumber & Other Building Materials > Masonry Materials & Supplies > Sand & Gravel
• Miscellaneous Retail Stores, Nec > Rock & Rock Products