Modoc County Community Information:
- Alturas Chamber of Commerce
- Alturas Disposal Transfer Stations Information
- Surprise Valley Chamber of Commerce
- City of Alturas
- Modoc Transportation Agency/Sage Stage
- Rotary Club of Alturas
- Rotary Club of Alturas Sunrise
- Modoc County Record
- Modoc County Library
- Modoc Outdoor Recreation and Tourism
- First 5 Modoc
- Modoc County Office of Education
- Modoc Joint Unified School District
- Surprise Valley Joint Unified School District
- Tulelake Basin Joint Unified School District