Western star Charles Starrett was amazing; he kept making the same film over and over, but always made it seem as if it was for the first time. In West of Sonora, Starrett once again plays a frontier good-guy named Steve (Steve Rollins, to be exact), who, when the need arises, disguises himself as The Durango Kid, masked righter of wrongs. This time, Steve/Durango champions the cause of 10-year-old Penelope Clinton (Anita Castle), who has spent her short life as the focus of a feud between her grandfathers, suspected outlaw Black Murphy (Steve Darrell) and Sheriff Jack Clinton (George Cheseboro).
Drifters Tom Williams and Joe Morgan have a chance meeting with the sheriff's daughter and learn that her brother Jim is being held prisoner in Line Hollow by Wolf, who aspires to be the next sheriff. They aid the sheriff in finding the outlaw gang and rescuing Jim. Tom decides to stop drifting and stay near the sheriff's daughter.
Matt Malone, a highwayman and night rider who has long baffled the police authorities, loves Nona McMahon, posing with her as a cowboy from up country.
Tex and Shorty ride into Cinco Valley, a gold rich area terrorized by marauders ostensibly lead by one Pablo. Tex, however, recognizes Blackie, whose boss is Bannister, an American. Suspecting that Bannister and his henchmen are trying to drive the settlers off their potentially valuable land by posing as Mexican banditos, Tex convinces Pablo to help him set a trap for the marauders.
Doc McGregor, former surgeon become player, is wrongly accused of murder and pursued by Slade, a bounty hunter. In his escape he finds Larry Kitchener's corpse and decides to impersonate him. But his problems get worse as Kitchener was a famous gunslinger hired as sheriff for the people from Baldosas to stop Reyes, a Mexican bandit who has terrorized them.
Woody is a wandering cowboy who notices an ad at a western post office advertising for a new mail delivery rider. Woody accepts but is warned of mail thief Buzz Buzzard. Woody regards the buzzard as a pushover and begins his trek. Sure enough, Woody eventually encounters the buzzard who uses every trick possible to snatch the mail from Woody's hands spreading tacks across the road and dynamiting a bridge. But Woody is prepared for Buzz's antics...
Ken Armstrong (Ken Maynard) finds himself a mine owner and a daddy simultaneously when a friend dies and wills him his mine and his baby. The outlaws eying the mine try to frame the hero for the death.
Langley Barnes goes to the North Country to seek peace, after being deserted by his wife, and falls in love with Christine, the daughter of Angus Garth, a factor made mad by the isolation. Despite the fact that he is not divorced, Langley marries Christine in an illegal ceremony. Captain Churchill arrives to erect a radio transmitter and, returning to the United States, marries Langley's wife, who has in the interim obtained a divorce. Churchill broadcasts news of the divorce to the North Country, and Langley and Christine can now become legally married.
Seref, who returns to his country after many years in America, as a dollar billionaire with a cowboy hat on his head, and with his Dallas-type boots has an interesting past: Twenty years ago he has lost his sweetheart Melek to his closest friend, and furthermore, has been put in prison. He found a way to escape from prison, going to America, the country of dreams. Here, he has become a businessman with boundless wealth, known as Seref The Turk. When he returns to his country as an American, even though he has some commercial aims in mind, his real desire is to take revenge. He will settle accounts with the friend who stabbed him in the back many years ago, and with Melek who is betrayed him. However, when he sets foot in Turkey with yearning, he meets 'Small America' in chaos. On top of that, while looking for Melek, he finds himself in the middle of a funny and exciting adventure where sexuality and violence mingle.
Bill Carson arrives and tells Cash Horton that his supposedly worthless mine contains valuable tungsten. Duke learns of the mine's value and tries to have them both killed. Failing, he has the Sheriff arrest Bill for murder. Unknown to Bill and the Sheriff, the victim is alive and well.
After the proclamation of the Republic, a group of fanatics in the sertão dreamed of and fought for the restoration of the Monarchy. At that bloody time, Fabiano, a quiet boy, becomes a cangaceiro and is attacked by the police. Although wounded, he manages to take refuge on a farm where he is hidden in by Lúcia, the farmer's daughter, with whom he falls in love.
Broncho Billy, through a notice posted on a tree, learns he can go free if he will give himself up. He keeps the notice, and, as he rides away, comes upon a little girl, who wandered from her mother, when an accident happened to the stage coach in which the two were riding. The mother, frantic, starts in search of her child, and meanwhile the coach drives on.
Coyote Simpson and "Alkali" Ike both love the buxom Sophie, pride of Buckskin, Ariz. Coyote has a long curling mustache that is his one pride and joy, but Sophie objects to it when he kisses her and orders him to trim it down.
Johnny Williams (Johnny Mack Brown) returns to his home town of Beaufort, and finds himself when being chased by banker Henry Stevens (Tristram Coffin), Grangers Association head Les Travers (Ed Cassidy as Edward Cassidy) and real estate agent Frank Wilkins (Ted Adams.)
Visiting his vast properties incognito, Hugh Nichols (Tom Mix) discovers that his land agent (Cyril Chadwick) is forcing Peggy Swain (Clara Bow) and her dad (Frank Beal) off their neighboring ranch. When decent-minded Nichols demands that the agent cease harassing the farmers, the nasty villain blows up the nearby dam, flooding the valley.
An ex-convict on his way to make his fortune in a gold mine in Arizona has his trip interrupted when the residents of a small Mexican village believe him to be a sacred religious figure.