Interstate Highways

 

Idaho |  U.S. Routes | State Highways 1-50 | State Highways 51-200 | State Line Crossings |

Main | MT State Line to SH-22 | SH-22 to SH-33 | SH-33 to SH-48 | SH-48 to US-20 | US-20 to I-15 Bus/US-20/US-20 Bus | I-15 Bus/US-20/US-20 Bus to I-15 Bus/US-26 | I-15 Bus/US-26 to I-15 Bus/US-26 | I-15 Bus/US-26 to I-15 Bus/US-91 | I-15 Bus/US-91 to I-86 | I-86 to I-15 Bus | I-15 Bus to I-15 Bus/US-30/US-91 | I-15 Bus/US-30/US-91 to I-15 Bus | I-15 Bus to I-15 Bus | I-15 Bus to I-15 Bus/US-30 | I-15 Bus/US-30 to I-15 Bus | I-15 Bus to US-91 | US-91 to SH-40 | SH-40 to SH-36 | SH-36 to SH-38 | SH-38 to UT State Line |

Business (Blackfoot) | I-15/US-26 to US-91 | US-91 to I-15/US-91 |

Business (Idaho Falls) | I-15/US-20/US-20 Bus to US-26/US-20 Bus | US-26/US-20 Bus to US-91 | US-91 to I-15/US-26 |

Business (Inkom) I-15/US-30/US-91 to I-15/US-30/US-91 |

Business (McCammon) | I-15/US-30/US-91 to US-30 | US-30 to I-15/US-91 |

Business  (Pocatello)  | I-15 to US-91 | US-91 to US-30 | US-30 to I-15/US-30/US-91 |

Main OR State Line to US-95 | US-95 to US-30 | US-30 to SH-44 | SH-44 to US-20/US-26 | US-20/US-26 to I-84 Bus/SH-19 | I-84 Bus/SH-19 to US-20/US-26 US-20/US-26 to SH-55 | SH-55 to I-84 Bus I-84 Bus to SH-69 SH-69 to SH-55 | SH-55 to I-184 | I-184 to US-20/US-26 | US-20/US-26 to SH-21 | SH-21 to I-84 Bus I-84 Bus to I-84 Bus/US-20 | I-84 Bus/US-20 to I-84 Bus | I-84 Bus to I-84 Bus | I-84 Bus to I-84 BusI-84 Bus to I-84 Bus | I-84 Bus to I-84 Bus/US-30 | I-84 Bus/US-30 to I-84 Bus/US-26 I-84 Bus/US-26 to SH-46 Spur | SH-46 Spur to SH-46 | SH-46 to SH-25 | SH-25 to US-93 | US-93 to SH-50 | SH-50 to SH-25 | SH-25 to SH-25 | SH-25 to I-84 Bus/SH-27 | I-84 Bus/SH-27 to I-84 Bus/US-30/SH-24 | I-84 Bus/US-30/SH-24 to SH-25/SH-77 | SH-25/SH-77 to I-86/US-30 | I-86/US-30 to SH-81 | SH-81 to UT State Line |

Business (Bliss) I-84/US-30 to US-30 US-30 to I-84/US-26 |

Business (Burley) I-84/SH-27 to US-30/SH-27 | US-30/SH-27 to SH-81 | SH-81 to I-84/US-30/SH-24 |

Business (Glenn’s Ferry) I-84/US-26/US-30 to I-84/US-26/US-30 |

Business (Hammett) | I-84/US-26/US-30 to SH-78 | SH-78 to I-84/US-26/US-30 |

Business (Mountain Home) I-84/US-20/US-26/US-30 to SH-51 | SH-51 to I-84/US-20/US-26/US-30 |

Business (Nampa-Caldwell) | I-84/US-20/US-26/US-30/SH-19 to SH-19 | SH-19 to SH-55 |SH-55 to SH-45 | SH-45 to I-84/US-30/SH-55 |

Main I-84/US-30 to I-86 Bus/SH-37 | I-86 Bus/SH-37 to I-86 Bus/SH-39 | I-86 Bus/SH-39 to US-30 | US-30 to US-91 | US-91 to I-15 |

Business (American Falls) | I-86/US-30/SH-37 to SH-39 | SH-39 to I-86/US-30/SH-39 |

Main WA State Line to I-90 Bus | I-90 Bus to I-90 Bus | I-90 Bus to SH-41 | SH-41 to US-95 | US-95 to SH-97 | SH-97 to SH-3 | SH-3 to I-90 Bus Spur | I-90 Bus Spur to I-90 Bus Spur | I-90 Bus Spur to I-90 Bus | I-90 Bus to I-90 Bus/SH-4 | I-90 Bus/SH-4 to I-90 Bus | I-90 Bus to I-90 Bus | I-90 Bus to MT State Line |

Business (Mullan) | I-90 to I-90 |

Business (Osburn) | Osburn to I-90 |

Business (Post Falls) | I-90 to I-90 |

Business (Silverton) | I-90 to Yellowstone Ave |

Business (Wallace) I-90 to I-90/SH-4 |

Main | I-84/US-30 to US-20/US-26 |