Signs Tagged With County Boundary

Entering La Paz County on US-60 west at the La Paz - Maricopa County Line.

Entering Maricopa County on US-60 west at the Maricopa-Pinal County Line.

Catron County Line on US-180 west at the Grant-Catron County Line.

Entering Cochise County on I-10 east at the Pima-Cochise County Line.

Arizona State Line, Yuma County Line, and Yuma City Limits on the Colorado River bridge at the Arizona-California State Line.

Entering Harney County on US-20 east at the Lake-Harney County Line.

Entering Lake County on US-20 east at the Deschutes-Lake County Line.

Entering Pima County on I-10 east. Also entering the town of Marana. Taken on the Pima-Pinal County Line.

WA-17 south approaching WA-173 North/Bridgeport/Brewster. Crossing the Columbia River into Douglas County.

I-80 east at Storey County Line and Truckee River.

Entering Spokane County on I-90 west. Taken just west of the State Line exit near the Idaho state line.

I-84 east at the North Powder River. Entering Baker County.

Elko County Line on I-80 east.

US-95 north - Entering Benewah County and Coeur d’Alene Indian Reservation.

I-86 east at Bannock county line at the Portneuf River.

Entering Weld County at the Colorado-Nebraska State Line on CO-71 south.

US-85 north at the Goshen county line.

US-40 at Berthoud Pass. Continental Divide and Grand-Clear Creek County Line.

US-30 east at Malheur/Baker County line, near Farewell Bend State Park. Farewell Bend is where the Oregon Trail left the Snake River, for interior Oregon.

Oregon Thanks You. Come Back Soon. Entering Canyon County (Idaho) on US-20/US-26 east at the Oregon/Idaho line.

US-20/OR-126 east at Santiam Pass, Jefferson-Linn County line.

Del Norte County Line on US-101 north.

Welcome To Nevada - Washoe County Line and beginning of NV-8A, at California border.

ID-55 south at Snake River/Owyhee county line.

Welcome To California, I-80 west. Milemarker 0 designates Mile 0 for Nevada.