When 17-year-old Elizabeth “Lizzy” Barrett disappeared from her home in rural Wyoming, there were signs that she may have planned to leave.

Some of her clothes were gone.

So was a hiking backpack.

Her family believes she climbed out of her bedroom window during the night.

But one object she left behind has made the circumstances of her disappearance especially puzzling.

Her working cellphone was still at home.

A week later, Lizzy had not returned, her family was still searching, and investigators were trying to determine where the teenager went after leaving her home in Pavillion.

For her parents, the belongings she took suggest one story.

The phone she left behind raises another question.

Why would a teenager preparing to leave take clothes and a backpack but leave the phone her family normally used to reach her?

Gone Sometime During the Night

Lizzy was last known to be in Fremont County on September 8, 2026.

Her family believes she left the house sometime during the night by climbing through her bedroom window.

Her father, Charles “CJ” Barrett, has said his daughter had never done anything like this before.

When the family realized she was gone, they began looking through what remained in her room.

Some clothes appeared to be missing.

A maroon-and-white L.L.Bean hiking backpack was also gone.

Those details suggested Lizzy may not have simply stepped outside for a few minutes. She apparently had items that could be useful if she expected to be away from home for some time.

But then there was the phone.

The active cellphone her parents knew about — the one they could normally use to communicate with her — had been left behind.

The One Detail That Doesn’t Quite Fit

For many teenagers, a cellphone is more than a way to make calls.

It can provide directions, transportation information, social-media access and a connection to friends and family.

That is what makes the device left inside the Barrett home such a noticeable detail.

However, there is an important complication.

Lizzy’s family believes she may have taken two older phones with her. Those devices reportedly no longer had active cellular service.

That means she may not have left without any electronic devices at all.

Still, the phone that could most easily receive normal calls and messages from her parents remained at home.

The family has not publicly explained why Lizzy would choose the older devices instead.

And investigators have not publicly established what role, if any, those phones have played in determining where she might have gone.

It is one of several unanswered questions surrounding the hours immediately after she left.

What Happened Once She Was Outside?

The bedroom window may explain how Lizzy left the house.

It does not explain what happened afterward.

Did she walk somewhere nearby?

Did someone pick her up?

Did she arrange transportation in advance?

Did she remain in the Pavillion area or travel elsewhere?

Authorities have not publicly announced evidence answering those questions.

That uncertainty matters because Pavillion is a small community in Fremont County, where distances between homes and destinations can be very different from those in a large city.

Once Lizzy was outside the house at night, investigators needed to determine how she continued her journey.

No publicly confirmed vehicle has been identified in connection with her disappearance.

No confirmed destination has been announced.

And there has been no publicly disclosed sighting explaining where she went after September 8.

Trouble in Her Life Before She Left

Lizzy’s father has said there had been some difficulties in his daughter’s life before she disappeared, including problems involving a relationship with someone outside the family.

But the exact circumstances have not been publicly detailed.

That distinction is important.

Investigators have not announced evidence that another person harmed Lizzy or forced her to leave.

As the search continued, the Fremont County Sheriff’s Office said detectives were actively working through information gathered in the case.

Officials also said that while any juvenile alone can face potential dangers, investigators at that point had found nothing indicating Lizzy was in immediate danger or that the case was something other than a runaway situation.

That assessment does not make the family’s concern disappear.

A 17-year-old away from home for days without normal contact can still face risks, regardless of why she originally left.

Who Is Lizzy?

Behind the missing-person poster is a teenager her family describes as shy and happiest around people and activities she knows.

Lizzy enjoys spending time with children.

She also enjoys camping and being outdoors with her family.

One of her more unusual hobbies is searching shorelines for old fishing lures that others have left behind.

Those small details matter to her family because they describe the person they are waiting to see again — not simply the face circulating on missing-person posts.

Her disappearance has also affected her younger brother, who was approaching his 13th birthday while his sister remained missing.

The family has said relatives and community members have helped spread Lizzy’s photograph and information about the case.

But as the days passed, what they wanted most remained unchanged.

They wanted her home.

The Clothes Suggest Preparation

There is a reason the combination of belongings in this case draws attention.

If Lizzy took clothing and a backpack, it suggests at least some preparation before leaving.

The backpack could carry personal items.

Extra clothing could indicate she anticipated spending time away.

But the active phone complicates that picture.

It does not prove anything sinister happened.

It also does not prove Lizzy wanted to prevent her family from contacting her.

There could be explanations investigators know about but have not made public.

What it does show is that the departure was not as simple as a teenager grabbing everything important and walking out the door.

She appears to have chosen some belongings and left others.

Understanding those choices could help investigators understand what Lizzy expected to happen after she left.

The Search Continues

By September 15 — one week after her last known contact — Lizzy remained missing.

The Wyoming Division of Criminal Investigation continued to list her as a missing person.

She is described as approximately 5 feet 4 inches tall, weighing around 134 pounds, with brown hair and brown eyes.

She was reportedly last seen wearing jeans, a gray sweatshirt and pink or pink-and-white sneakers.

Anyone who saw her after September 8, gave her a ride, communicated with her or has information about where she may have gone could potentially help investigators reconstruct the missing portion of her timeline.

The Fremont County Sheriff’s Office can be reached at 307-332-5611, while the Wyoming Division of Criminal Investigation can be contacted at 307-777-7181.

She Left — But Where Was She Planning to Go?

The first part of Lizzy Barrett’s disappearance may seem relatively clear.

Her family believes she left voluntarily.

Clothes were missing.

A backpack was gone.

They believe she exited through her bedroom window.

But after that, certainty disappears.

There is no publicly established destination.

There is no publicly confirmed transportation.

There is no reported sighting that explains where her journey continued.

And sitting back at home was the phone her parents normally used to reach her.

That does not tell investigators what happened.

But it creates the detail that is hardest to ignore.

Lizzy apparently prepared to leave — yet left behind one of the easiest ways for anyone to reach her.

A week later, her family was still waiting for the simplest thing of all:

To hear from her and know that she was safe.