River Cities Chamber of Commerce
- Serves the greater Kelso-Longview areas and includes a business directory.
- http://www.kelsolongviewchamber.org/

Port of Longview
- Deep water operating port on the Columbia River providing public terminal services for 2 million tons of bulk and forest products annually.
- http://www.portoflongview.com/

City of Longview
- Provides information about municipal government departments with local community news and schedule of events.
- http://www.ci.longview.wa.us/