| Corridor[6] | Route | Sponsor | Type | Step |
| Amtrak Texas High-Speed Rail Corridor |
Dallas–Houston |
Amtrak |
HSR |
3[7][8] |
1 |
| Brightline West High-Speed Corridor |
Rancho Cucamonga–Las Vegas |
Nevada Department of Transportation |
| California High-Speed Rail Phase 1 Corridor |
San Francisco–Los Angeles/Anaheim |
California High-Speed Rail Authority |
| Cascadia High-Speed Ground Transportation |
Vancouver–Portland |
Washington State Department of Transportation |
2[9] |
| Charlotte, North Carolina, to Atlanta, Georgia, Corridor |
Charlotte–Atlanta |
North Carolina Department of Transportation |
| Fort Worth to Houston High-Speed Rail Corridor |
Fort Worth–Houston |
North Central Texas Council of Governments |
| High Desert Corridor |
Victor Valley–Palmdale |
Antelope Valley Transit Authority |
| Asheville to Salisbury, North Carolina, Corridor |
Asheville–Salisbury |
North Carolina Department of Transportation |
New |
| Atlanta to Savannah Corridor |
Atlanta–Savannah |
Georgia Department of Transportation |
2[10] |
| Atlanta-Chattanooga-Nashville-Memphis Corridor |
Atlanta–Memphis |
City of Chattanooga |
1 |
| Baton Rouge-New Orleans Corridor |
Baton Rouge–New Orleans |
Louisiana Department of Transportation and Development |
| Boston and Albany Corridor |
Boston–Albany |
Massachusetts Department of Transportation |
| Central Coast Corridor |
San Jose–San Luis Obispo |
California Department of Transportation |
| Charlotte to Kings Mountain, North Carolina, Corridor |
Charlotte–Kings Mountain |
North Carolina Department of Transportation |
| Chicago to Quad Cities Service Extension Program |
Chicago–Moline |
Illinois Department of Transportation |
| Chicago, Fort Wayne, Columbus, and Pittsburgh[11] |
Chicago–Pittsburgh |
City of Fort Wayne |
| Cleveland-Columbus-Dayton-Cincinnati (3C&D) Corridor |
Cleveland–Cincinnati |
Ohio Rail Development Commission |
| Cleveland-Toledo-Detroit Corridor |
Cleveland–Detroit |
| Coachella Valley Rail Corridor |
Los Angeles–Coachella |
California Department of Transportation |
| Colorado Front Range Corridor[12] |
Fort Collins–Pueblo |
Front Range Passenger Rail District |
2[13] |
| Commonwealth Corridor |
Newport News–New River Valley |
Virginia Department of Rail and Public Transportation |
1 |
| Diamond State Line |
Newark/Wilmington–Salisbury/Berlin |
Delaware Transit Corporation |
| Eau Claire-Twin Cities Corridor |
St. Paul–Eau Claire |
Eau Claire County, Wisconsin |
| Fayetteville to Raleigh, North Carolina, Corridor |
Fayetteville–Raleigh |
North Carolina Department of Transportation |
| Gulf Coast Passenger Rail Service |
New Orleans–Mobile |
Southern Rail Commission |
| Houston to San Antonio Corridor[14] |
Houston–San Antonio |
Texas Department of Transportation |
| I-20 Corridor Intercity Passenger Rail Service |
Dallas–Meridian |
Southern Rail Commission |
| Jacksonville-Orlando-Miami Corridor |
Jacksonville–Miami |
Florida Department of Transportation |
| Louisville-Indianapolis Passenger Rail Corridor |
Indianapolis–Louisville |
Kentuckiana Regional Planning and Development Agency |
| Miami-Orlando-Tampa Corridor |
Miami–Tampa |
Florida Department of Transportation |
| Milwaukee-Madison-Eau Claire-Twin Cities Corridor |
Milwaukee–Minneapolis |
Wisconsin Department of Transportation |
| North Coast Hiawatha[15] |
Chicago–Seattle/Portland |
Big Sky Passenger Rail Authority |
| Northern Lights Express |
Minneapolis–Duluth |
Minnesota Department of Transportation |
| Peoria to Chicago Passenger Rail Service |
Peoria–Chicago |
City of Peoria |
| Phoenix-Tucson Corridor |
Buckeye–Tucson |
Arizona Department of Transportation |
| Reading-Philadelphia-New York Corridor[16] |
Reading–New York City |
Schuylkill River Passenger Rail Authority |
| Scranton to New York Penn Station Corridor[17] |
Scranton–New York City |
Pennsylvania Department of Transportation |
2[18] |
| Texas Triangle: Dallas-Fort Worth-Houston Intercity Passenger Rail Corridor[19] |
Fort Worth–Houston |
Texas Department of Transportation |
| TCMC Service Expansion via La Crosse |
Chicago–St. Paul |
Wisconsin Department of Transportation |
| Wilmington to Raleigh, North Carolina, Corridor |
Wilmington–Raleigh |
North Carolina Department of Transportation |
| Winston-Salem to Raleigh, North Carolina, Corridor |
Winston-Salem–Raleigh |
| Amtrak to Long Island |
Washington–New York City–Ronkonkoma |
Amtrak |
Extension |
| Capitol Corridor |
Extensions to San Francisco, Salinas, Novato, Sparks |
California Department of Transportation |
| Downeaster Corridor |
Boston–Brunswick–Rockland |
Northern New England Passenger Rail Authority |
2[20] |
| Green Mountain Corridor |
New York City–Bennington–Burlington |
Vermont Agency of Transportation |
| Hannibal Extension of Existing Chicago-Quincy Corridor |
Chicago–Quincy–Hannibal |
Missouri Department of Transportation |
| Heartland Flyer Extension |
Fort Worth–Oklahoma City–Newton |
Kansas Department of Transportation |
| Kansas City, MO, to St Joseph, MO[21] |
St. Louis–Kansas City–St. Joseph |
Missouri Department of Transportation |
| Los Angeles-San Diego-San Luis Obispo (LOSSAN) Rail Corridor |
San Luis Obispo–San Diego–San Ysidro |
California Department of Transportation |
| Milwaukee to Green Bay (Hiawatha Extension) |
Chicago–Milwaukee–Green Bay |
Wisconsin Department of Transportation |
| San Joaquin Valley Corridor |
Merced/Oakland–Sacramento–Redding |
California Department of Transportation |
| Vermonter Corridor |
Washington–St. Albans–Montreal |
Vermont Agency of Transportation |
| Washington, D.C., to Bristol, VA, Corridor |
Washington–Roanoke–Bristol |
Virginia Department of Rail and Public Transportation |
| Wolverine Corridor |
Chicago–Detroit–Windsor |
Michigan Department of Transportation |
| Adirondack Corridor |
New York City–Montreal |
New York State Department of Transportation |
Upgrade |
| Amtrak Cascades Corridor |
Eugene–Vancouver |
Washington State Department of Transportation |
| Anchorage North & South Corridor |
Fairbanks–Seward |
Alaska Railroad Corporation |
| Charlotte, North Carolina, to Washington, D.C., Corridor |
Charlotte–Washington |
North Carolina Department of Transportation |
| Chicago to Carbondale Corridor |
Chicago–Carbondale |
Illinois Department of Transportation |
| Chicago to Grand Rapids Corridor |
Chicago–Grand Rapids |
Michigan Department of Transportation |
| Chicago to Port Huron Corridor |
Chicago–Port Huron |
| Chicago to St. Louis Higher-Speed Rail Corridor[22] |
Chicago–St. Louis |
Illinois Department of Transportation |
| Daily Cardinal Service |
New York City–Chicago |
Amtrak |
| Daily Sunset Limited Service |
New Orleans–Los Angeles |
| Empire Corridor |
New York City–Niagara Falls |
New York State Department of Transportation |
| Hartford Line Corridor |
New Haven–Springfield |
Connecticut Department of Transportation |
| Indianapolis-Chicago Corridor[23] |
Indianapolis–Chicago |
Indiana Department of Transportation |
| Keystone Corridor: Pittsburgh to Philadelphia |
Philadelphia–Pittsburgh |
Pennsylvania Department of Transportation |
| Milwaukee to Chicago Hiawatha Expansion |
Milwaukee–Chicago |
Wisconsin Department of Transportation |