- A1 Trails Guide
- Aspen Cross Country Ski Trails
- Catamount Trail Association
- Central Cross Country Skiing
- Craftsbury Outdoor Center
- Cross-Country Skiing Online
- FasterSkier
- Five Fields Farm
- Forbush Corner
- Great Brook Ski Touring Center
- Guide 4 New York XC
- MadNorSki
- Maine Nordic Ski Council
- Maplelag
- MasterSkier
- Mountain Trails XC Ski Center
- Mt. Pintos Winter Recreation
- Mt. Washington Ski Touring
- Muskegon Sports Council
- Nordic Ski Council
- Rim Nordic Ski Area
- Ski Post
- Spooner Lake XC Ski Area
- Viking Nordic
- White Grass Touring Center
- XC Ski World