Intertropolis & Routeville hasn't been released yet until the next decade, but we still give information about the episodes and seasons. Read this article at your own risk as it may contain spoilers.

Season 1 (2021)Edit

Main article: Season 1
Title Card Episode Name Production Code Premiere Date Overall
Move to Highway City (Part 1) 101A January 4, 2021 1
I-48 and US 86 are planning to leave the California city of Ooscondio and move to Highway City, a big metro city in the Utah/Nevada state line for Interstate and U.S. Route Shields.
US 86
Move to Highway City

(Part 2)

101B January 4, 2021 1
I-48 and US 86 are leaving Ooscondio, California and moving to Highway City in Intertropolis, Nevada and Routeville, Utah.
Houses & Condos 102A January 5, 2021 2
I-48 and US 86 travels to Highway City to find a place they can live. But I-48 wants to live in a condo while US 86 wants to live in an apartment.
The Main Highways 102B January 6, 2021 3
I-48 stays in Intertropolis to meet the Main Highways of the Interstates while US 86 goes to Routeville to meet the Main Highways of the U.S. Routes.
Restaurant Decency 103A January 7, 2021 4
I-48 and US 86 try to find a decent restaurant around the city to eat at. They found out that there are two restaurants: one in Intertropolis, one in Routeville.
A Highway With No Curves 103B January 8, 2021 5
I-48 heard that there is a highway nearby bordering and separating Intertropolis and Routeville called Town Separator.
The Highway City Fair 104A January 11, 2021 6
I-48, US 86, and their friends are going to the city fair while I-95 and I-75 head to Florida to watch the baseball game.
We Can Travel 104B January 12, 2021 7
All the major Interstate and U.S. Highway signs with US 86 and I-48 travel to all cities in the Western United States.
Interstate Jammed 105A January 13, 2021 8
I-48 and US 86 are stuck in traffic on Interstate 48 on their way to their couple date meeting.
Interstate Band 105B January 14, 2021 9
I-65 goes to the concert with I-48 and US 86 to meet her favorite band idol called the New England Interstates.
Sisters First, Brothers Last 106A January 15, 2021 10
I-21 and I-23 start a bet that if who can spend 48 hours without doing their favorite activities.
US 28
Routie Crush 106B January 19, 2021 11
US 47 develops a crush on a male U.S. Route shield at school but she immediately gets nervous when he walks towards her.
Interstation 107A January 20, 2021 12
I-48 and US 86 wants to ride the skyway that travels along Interstate 48 but soon, they found it really expensive.
Highway Thru Dateville 107B January 21, 2021 13
I-248 and US 389 go on a date at the most expensive fancy restaurant in Highway City.
Jokerstate 108A January 22, 2021 14
I-75 is having trouble coming up with jokes, so he needs I-50's creativity to help him laugh.
Beltway's Drive 108B January 25, 2021 15
I-48 and US 86 drives on Interstate 248, a beltway that surrounds Highway City.
US 389
Crashing Inn 109A January 26, 2021 16
US 389 and US 47 spends a day and night in I-248, I-21 and I-23's castle until their castle is cleaned up.
Interstate Workers 109B January 27, 2021 17
I-48 and US 86 become construction workers for community service to earn money to get their car out of the impound. But things get complicated when they get separated from each other, turning out worse and ruining their friendship.
Major Record Loyalty 110A January 28, 2021 18
I-48 and US 86 realize that they don't have to hang out with each other around town all the time. The Royal Highways are in a meeting with the most important person in the country.
Hi-95 110B January 29, 2021 19
I-95 needs help from I-48 and US 86 on logging in to her video chatting social network account.
Interstate Love 111A February 8, 2021 20
I-20 is creating gifts and love notes for every citizens of Highway City, including I-48 and US 86.
DC 295
Legal Guidance 111B February 9, 2021 21
The Royal Highways are giving law advice to their citizens in order to earn enough money to meet the President.
Meat Intolerance 112A February 10, 2021 22
All the Main Interstate Highways are going to the county farm in Arizona to pick up the cheapest meats for the 7-day donation sale. But I-90, who is a vegetarian, refused to go due to her state of staying clean and healthy.
US 2
The Shyest Road in America 112B February 11, 2021 23
US 100 takes US 2 to the children's hospital to get a checkup and find a way to get over her shyness.