Arkansas Highway 77 is a north–south state highway in East Arkansas. The route of 66.7 miles (107.3 km) runs from US 70 in West Memphis

West Memphis, Arkansas

West Memphis is the largest city in Crittenden County, Arkansas, United States. The population was 27,666 at the 2000 census, with an estimated population of 28,181 in 2005, and 31,329 in 2011 ranking it as the state's 11th largest city, behind Hot Springs...

 north along Interstate 55 to the Missouri

Missouri

Missouri is a US state located in the Midwestern United States, bordered by Iowa, Illinois, Kentucky, Tennessee, Arkansas, Oklahoma, Kansas and Nebraska. With a 2010 population of 5,988,927, Missouri is the 18th most populous state in the nation and the fifth most populous in the Midwest. It...

 state line.

Route description

AR 77 begins at US 70

U.S. Route 70

U.S. Route 70 is an east–west United States highway that runs for 2,385 miles from eastern North Carolina to east-central Arizona. As can be derived from its number, it is a major east–west highway of the Southern and Southwestern United States...

 in West Memphis

West Memphis, Arkansas

West Memphis is the largest city in Crittenden County, Arkansas, United States. The population was 27,666 at the 2000 census, with an estimated population of 28,181 in 2005, and 31,329 in 2011 ranking it as the state's 11th largest city, behind Hot Springs...

 and runs north to cross I-40

Interstate 40

Interstate 40 is the third-longest major east–west Interstate Highway in the United States, after I-90 and I-80. Its western end is at Interstate 15 in Barstow, California; its eastern end is at a concurrency of U.S. Route 117 and North Carolina Highway 132 in Wilmington, North Carolina...

/I-55

Interstate 55

Interstate 55 is an Interstate Highway in the central United States. Its odd number indicates that it is a north–south Interstate Highway. I-55 goes from LaPlace, Louisiana at Interstate 10 to Chicago at U.S. Route 41 , at McCormick Place. A common nickname for the highway is "double...

/US 61

U.S. Route 61

U.S. Route 61 is the official designation for a United States highway that runs from New Orleans, Louisiana, to the city of Wyoming, Minnesota. The highway generally follows the course of the Mississippi River, and is designated the Great River Road for much of its route. As of 2004, the highway's...

/US 64

U.S. Route 64 in Arkansas

U.S. Route 64 is a U.S. highway running from Teec Nos Pos, Arizona east to Nags Head, North Carolina. In the U.S. state of Arkansas, the route runs from the Oklahoma border in Fort Smith east to the Tennessee border in Memphis. The route passes through several cities and towns, including Fort...

/US 65

U.S. Route 65

U.S. Route 65 is a north–south United States highway in the southern and midwestern United States. The southern terminus of the route is at U.S. Route 425 in Clayton, Louisiana. The northern terminus is at Interstate 35 just south of Interstate 90 in Albert Lea, Minnesota...

/US 79

U.S. Route 79

U.S. Route 79 is a north–south United States highway. The route is a northeast-southwest diagonal, with both east–west segments and north–south segments equally mixed. The highway's northern terminus is in Russellville, Kentucky, at an intersection with U.S. Highway 68 and KY 80...

. The route continues north as a former alignment of US 63 until Turrell

Turrell, Arkansas

Turrell is a city in Crittenden County, Arkansas, United States. The population was 957 at the 2000 census.-Geography:Turrell's area of location is positioned primarily next to the item of liquid substance at the map coordinate ....

. AR 77 also meets AR 42 in Turrell before meeting I-55/US 61/US 63 as well as Interstate 555

Interstate 555

Interstate 555 is a future Interstate Highway that is slated to connect Turrell, Arkansas at Interstate 55 to Jonesboro, Arkansas at Highway 91. I-555 is currently under construction as U.S...

 at a very large intersection north of town. US 61 becomes a frontage road with I-55, while AR 77 follows Future I-555/US 63 north to Gilmore

Gilmore, Arkansas

Gilmore is a town in Crittenden County, Arkansas, United States. The population was 292 at the 2000 census.-Geography:Gilmore is located at ....

. The route then turns south and runs as a frontage road

Frontage road

A frontage road is a non-limited access road running parallel to a higher-speed road, usually a freeway, and feeding it at appropriate points of access...

 along I-555/US 63, curving along I-55 and eventually facing north toward Mississippi County.

The highway becomes a minor route, passing through rural Crittenden and Mississippi Counties. AR 308

Arkansas Highway 308

-Section 1:Arkansas Highway 308 is a state highway of that runs in Mississippi County.-Route description:AR 308 begins at AR 118 and runs south to Birdsong. The route then turns north to concur with AR 77 briefly...

 briefly concurs

Concurrency (road)

A concurrency, overlap, or coincidence in a road network is an instance of one physical road bearing two or more different highway, motorway, or other route numbers...

 with AR 77 in southern Mississippi County. AR 77 also crosses AR 118

Arkansas Highway 118

Arkansas Highway 118 is a long state highway in Eastern Arkansas. It contains no spur or business routes.-Route description:Arkansas Highway 118 begins at US 70/US 79 in West Memphis and heads north to meet Interstate 40 before hitting US 64 and angling east by Crawfordsville and Earle. Heading...

, AR 14

Arkansas Highway 14

Arkansas Highway 14 is a designation for two east–west state highway in Arkansas. The primary route from the original 1926 Arkansas state highway numbering runs from Table Rock Lake east to Interstate 555/U.S. Route 63...

/AR 297

Arkansas Highway 297

Arkansas Highway 297 is the name for two different state highways, both in Mississippi County.-Northern section:The northern section of Highway 297 begins in West Ridge at an intersection with Highway 140. It heads east for and ends at Highway 77...

, and AR 140

Arkansas Highway 140

-Route description:AR 140 begins at US 63 BUS in Marked Tree. It runs north with AR 14 until Lepanto, where the route crosses AR 135. AR 140 then heads northeast, briefly concurring with AR 136 and AR 181 individually before crossing under Interstate 55....

 south of Etowah

Etowah, Arkansas

Etowah is a town in Mississippi County, Arkansas, United States. The population was 366 at the 2000 census.-Geography:Etowah is located at ....

.

AR 77 continues north to a short concurrency with AR 158

Arkansas Highway 158

Arkansas Highway 158 is a designation for two state highways in northeast Arkansas. The main segment of runs east from AR 1 to US 61 in Luxora. A short route of runs from U.S. Route 49 across railroad tracks in rural Craighead County.-Route description:...

 before entering Manila

Manila, Arkansas

Manila is a city in Mississippi County, Arkansas, United States. The population was 3,055 at the 2000 census. It was the hometown of World War I sniper Herman Davis...

. AR 77 meets AR 18

Arkansas Highway 18

Arkansas Highway 18 is a state highway of in Northeastern Arkansas.-Route description:AR 18 begins at AR 69 near Jacksonport. Brief concurrencies begins with AR 17 and US 67 in Newport, and Arkansas Highway 18 Spur leads to Newport Municipal Airport as AR 18 continues east. The route runs east to...

 before exiting Manila northbound. AR 119

Arkansas Highway 119

-Section 1:Arkansas Highway 119 is a short state highway of that runs in Clay County. It does not intersect any other state highways.-Route description:...

 concurs with AR 77 west to Leachville

Leachville, Arkansas

Leachville is a city in Mississippi County, Arkansas, United States. The population was 1,981 at the 2000 census. Leachville was incorporated in 1916.-Geography:Leachville is located at ....

, after which AR 77 trails north to terminate at Route 108.

Major intersections

Mile markers reset at concurrencies.

|-
| colspan=3 align=center| concurrency north, 0.3 mile (0.482802 km)
|-
| rowspan=2 |Gilmore

Gilmore, Arkansas

Gilmore is a town in Crittenden County, Arkansas, United States. The population was 292 at the 2000 census.-Geography:Gilmore is located at ....

| colspan=3 align=center| turns north, concurrency north, 1.4 miles (2.3 km)
|-

|-
|align=center colspan=4 | concurrency east, 3 miles (4.8 km)
|-
|-
| colspan=3 align=center| concurrency north, 0.5 mile (0.80467 km)
|-