This list of current cities, towns, unincorporated communities, and other recognized places in the U.S. state of Arkansas whose name begins with the letter U. It also includes information on the number and names of counties in which the place lies, and its lower and upper zip code bounds, if applicable.

Cities and Towns

Name of placeNumber of countiesPrincipal countyLower zip codeUpper zip codeUlm1Prairie County72170 Umpire1Howard County71971 Unco1Calhoun County  Union1Fulton County72576 Union1Logan County  Union1Sevier County71832 Union1Union County71765 Union1Woodruff County  Unionhill1Independence County72020 Union Hill1Independence County  Union Hill1Scott County72866 Union Ridge1Sebastian County72927 Uniontown1Crawford County72955 Union Valley1Lonoke County  Unity1Greene County  University1Washington County72701 Uno1Poinsett County72479 Urbana1Union County71768 Urbanette1Carroll County72616 Ursula1Sebastian County72933 

Townships

Name of placeNumber of countiesPrincipal countyLower zip codeUpper zip codeUmpire Township1Howard County  Union Township1Ashley County  Union Township1Baxter County  Union Township1Conway County  Union Township1Crawford County  Union Township1Faulkner County  Union Township1Fulton County  Union Township1Garland County  Union Township1Greene County  Union Township1Independence County  Union Township1Izard County  Union Township1Jackson County  Union Township1Lee County  Union Township1Marion County  Union Township1Nevada County  Union Township1Newton County  Union Township1Ouachita County  Union Township1Perry County  Union Township1Prairie County  Union Township1Randolph County  Union Township1Saline County  Union Township1Stone County  Union Township1Van Buren County  Union Township1White County  Uniontown Township1Crawford County  Union Valley Township1Perry County  Upper Township1Crawford County  Upper Township1Sebastian County  Upper North Township1Sharp County  Upper Surrounded Hill Township1Prairie County