Unfortunately, we don't know of an official website for Halliday. If you can help, please contact us through our Feedback Page.
The official website for State of North Dakota: www.nd.gov/
Our distances are not driving distances, but are calculated as a 'point-to-point' distance. A straight line distance ignores obstructions like rivers, canyons, lakes, et cetera - it's truly a line drawn from Point A (ie- Halliday) to Point B.
If you need the driving distance (or directions), we recommend that you use one of the Mapping Services listed on our Map Page for Halliday. Since we usually use Google Maps, we've provided the following link for your convenience: Google Map and Driving Directions starting from Halliday
Our distance measurements begin at a specific point in Halliday. The point we use is located at these GPS coordinates - Latitude: 47.3534, Longitude: -102.3362