The main locale in Milo Murphy's Law, where Milo lives and experiences most of his adventures caused by Murphy's Law. It is coincidentally the same city Phineas and Ferb from the eponymous show live, but only a few neighborhoods away from the specific portion Milo lives, Jefferson County.
A transtemporal location characters reside in when they travel to another time period with a Time Vehicle, an invention of Professor Time. One needs Time Juice to safely enter and exit the Time Stream. The B.O.T.T. makes frequent usage of time travel, and thus also the Time Stream.
Danville in 2175 is where Dakota and Cavendish came from, as well as the other known members to the Bureau of Time Travel. Milo's first time visiting the future is when the Pistachions have successfully taken over the world.
The alien planet across the galaxy from earth inhabited with Octalians. Milo, Melissa, Zack, Dakota, Cavendish, Doof, and Perry go here to stop the Sphere of Calamity
Named after the founder of Jefferson County, this is the middle school Milo, Melissa and Zack attend alongside Bradley, Mort, Amanda and various other students.
A subterranean society made by the Undergrounders, after getting stuck in the underground of Danville. Scott is currently the only resident after the Undergrounders have reached the surface.
A lard-themed amusement park Milo is a fan of. The Pistachions have turned it in a human detention center and base of operations during the second Pistachion Takeover.
An operatic Milo, Melissa, Zack and Amanda visited to watch The Mezzo-Sopranos opera show. Dakota and Cavendish also attended the concession stand as one of their missions.
A llama theater owned by Edwin Garner, that has since its original founding fifteen years ago, been expanded to a whole string of llama theaters within a single district. The original theater is where the Llama Incident began.
The headquarters of Victor Verliezer's technology corporation. Milo, Melissa and Zack had visited a conference there and witnessed the reveal of C.I.D.D.
A secret lair under the ownership of O.W.C.A., where Perry the Platypus reports to get his daily missions. This lair, and various other O.W.C.A. lairs, have multiple secret entrances around town.
Danville's local hospital gets occasionally visited. Zack's mom works as a doctor there, and this building has a suite specially designed for injured Murphys.
A museum not too far away from the Natural History Museum, although nearly not visited as much. Melissa's dad had to bring a decommissioned fire engine there. This is also where Just Getting Started held their benefit concert, organized by Amanda.
A diner in downtown Danville where Sara had her lunch with Neal.
Danville Airport
At this airport, Milo picked up his cousin Nate for his Christmas surprise to his parents. Zack's cousin Zelda also works there as passport photographer.
No Regrets
A bistro-restaurant where Scott and Miss Murawski dined during their evening out.
Danville Mall
A local mall that houses various stores and recreational places. This includes Cinema 6, a movie theater Scott and Murawski visited.
Police Department
During Milo's quest to get a good picture taken for the yearbook, he, Zack and Melissa were brought here to identify Zippy as a troublemaking culprit.
Danville Motor Speedway
A stadium circuit where stock car races are held. Brigette organized a charity race for llamas here.
Nature Center
A rehabilitation center for animals, where volunteers prepare critters to return to the wild. On courtesy of Brigette, Doofenshmirtz attended a group of volunteers led by Sally, but got quickly distraught when it turns out he has to readjust raccoons.
A roller rink-restaurant where each year an End of Night '70s Style Roller Disco Dance Competition is held. It held one such competition for the last time in "Disco Do-Over" when the building is revealed to close soon.
An old clocktower constructed by Melissa's great-grandmother Abigail Chase located on town square. Melissa had to fix the clock with Milo, Zack and Clyde Rickenbacker before Victor Verliezer is legally allowed to level it.
A restaurant chain from Phineas and Ferb fame, at which Jeremy works. Cavendish and Dakota had to clean up a particular piece of alien trash here that causes memory loss.
Milo took some dogs to this park while substituting Elliot's side job as dog walker.
Art Museum
A museum that exhibits modern art. Sara, Brigette, Grandma Murphy and Doofenshmirtz visited this museum while Milo is going through a traditional Murphy initiation.
Three Li'l Pigs Pulled Pork Vegan BBQ Hut
A vegan snackbar restaurant themed after pigs. Zack, Melissa, Neal, Sara, Bradley, Mort and Chad had gathered here telling stories how they view Milo while the former four waited for him.
P.I.G. Headquarters
The headquarters of PIG, where Bob Block often stays and looks over the company. Cavendish reports Milo's abduction here to, but Bob fails to believe him.
P.I.G. Armory
Huge circular buildings wear PIG stores their armor and weapons. Cavendish and Dakota attempt to steal the weapons inside the building.
An elementary school which Milo, Melissa, Bradley, Amanda, Mort and Chad attended back when they were six. This is coincidentally the same school Phineas and Ferb attend in present day.
Hamilton H. County Park
This park is honored after Jefferson G. County's less popular brother, Hamilton H. County. The park was in need of many repairs, which Milo, Zack, Melissa and Amanda offered to fix for their school's annual picnic.
Googolplex Mall
From Phineas and Ferb, Googolplex Mall is a local mall of Danville where Milo, Scott, Lydia, and Nolan Mitchell got stuck in an elevator together.
From Phineas and Ferb, this is the secret headquarters of the Organization Without a Cool Acronym, where Major Francis Monogram and his assistant Carl Karl monitor for unusual activity in Danville.
Milo's house. The backyard has a treehouse, which Milo, Zack and Melissa used for their egg-dropping assignment for school. As of Season 2, Doofenshmirtz resides here as well.
Melissa's house. She has a secret basement in which she has collected tons of pictures of Milo and objects used by him, which she used to research Murphy's Law.
A two-story building, in which one of the offices Dakota and Cavendish reside in present time, and receive missions from Mr. Block. Their landlord is Mr. Phillips.
Doofenshmirtz's building before it got leveled, and his base of operations in Phineas and Ferb. Has its own jingle. The address of Doofenshmirtz's own apartment appears to be 9297 Polly Parkway.
Despite having Subterranus all to himself, Scott still has a designated house in the mostly-abandoned underground town. He explains to Zack and Melissa that he keeps his bread there. Scott can often be seen on his porch, relaxing with Mildred.
A shed/shack in the Murphy's backyard that Doofenshmirtz has remodeled to be his new "lair". He also stores his Do-Good Inators, other inventions, and blueprints for new inventions.
Also known as the "Off-Ramp Ranch", this ranch is located just outside Danville and handled by Javier. Zack also meets Jackie here, on whom he had experienced a short-lived crush.
Remote Island
An island the students of Jefferson County Middle School got stuck on after the S.S. Indulgence stranded on its shore. Notably, the faculty went feral during their stay.
Bluster Mountain
A snowy mountain with a ski resort, located outside of Danville. Milo, Melissa, Zack and Martin visit Bluster Mountain to ski there while Sara is on her date-not-date with Neal. Unfortunately, Milo, Melissa and Zack get launched right back into Danville on a toboggan due to Murphy's Law.
A remote island that is the home of the Lost Dakotas, hundreds of Dakota paradoxes left from traveling back to the past to prevent Cavendish from dying. The island itself has many hazards, but the Dakotas live in a safe, self-established village where they produce laceless shoes and environment-unfriendly orange soda.
A studio in New Zealand where Orton Mahlson begins production of Doctor Zone in 1965. Unfortunately, Derek has used this studio as a starting place for the second Pistachion Takeover before he got eliminated.
The Himalayas
After accidentally boarding a flight to Nepal, Cavendish and Dakota end up at these frosty mountains. They encounter a yeti here, to which Cavendish is determined to snap a picture of.
Uncle Cornelius's Farm
A farm located within corn fields as far as the eye can see, under ownership of Zack's uncle. Zack was tasked to do chores while Cornelius went to an agricultural conference.