Portal:Ultimate Interstates

These pages detail the Indyroads "Ultimate Interstate" plans for the United States

Major Ultimate Corridors

• Corridor 2
• Corridor 9
• Corridor 11
• Corridor 14
• Interstate 26 Gap-Closure
• I-27 Extension
• I-30 Extension
• I-40 Extension
• I-44 Extension
• I-57 Extension
• Corridor 69
• I-70 Extension
• Corridor 76
• I-84 Extension
• North Carolina Interstates

Major Auxiliary Corridors

• Corridor 110-Florida
• Corridors 422 and 222
• Corridor 276-Colorado
• Corridor 670-Colorado
• Corridor 808-California

Conceptual/Hypothetical Corridors

• Corridor 1
• Corridor 31
• Corridor 32
• Corridor 51
• Corridor 61
• Corridor 67
• Corridor 73/74
• I-76 Extension
• Corridor 98
• Corridor 101
• California High Desert Corridor
• Southern Oregon Corridor
• Tri-State Corridors
• Chicago Interstate Renumbering
• Florida Gulf Supercorridor
• Greater Atlanta Loop