Today the CSX is one of six remaining Class I freight railroads <ref>http://www.american-rails.com/class-i-railroads.html</ref> in the United States and Canada, along with [[Norfolk Southern]], [[Burlington Northern Santa Fe|BNSF Railway]], [[Union Pacific]], [[Canadian National Railway]], and [[Canadian Pacific Kansas City]]. | Today the CSX is one of six remaining Class I freight railroads <ref>http://www.american-rails.com/class-i-railroads.html</ref> in the United States and Canada, along with [[Norfolk Southern]], [[Burlington Northern Santa Fe|BNSF Railway]], [[Union Pacific]], [[Canadian National Railway]], and [[Canadian Pacific Kansas City]]. |