The following is a list of rural municipality highways in the Canadian province of Saskatchewan between the numbers 600 and 699.

The 600-series highways run north and south and, generally, the last two digits increase from east to west.

Highway 600 passes near the towns of Fertile, Antler, Maryfield, Fleming, Welwyn, Rocanville, Spy Hill, and Welby.

Highway 606 passes near the towns of Sintaluta, Montmartre, Fillmore, Griffin, Midale, and Torquay.

[3] Access to Mainprize Regional Park on McDonald Lake is also from Highway 606.

Highway 614 passes near the communities of Eastend, Klintonel, Carnagh, Skull Creek, and Edgell.

Highway 615 passes near the communities of West Plains, Battle Creek, and Merryflat.

[13] The southern segment has a 2 kilometres (1.2 mi) concurrency with Highway 39 near Yellow Grass.

[22] The highway passes near the community of Simmie and provides access to Reid Lake.

[24] Also along the highway, about 6 kilometres (3.7 mi) west of Hazlet, is the historical Standing Rock.

Highway 637 passes near the communities of Rhein, Dneiper, Veregin, and Fort Pelly.

Highway 639 passes near the community of Simmie and through the ghost town of Bryant.

The highway passes near the communities of Caron, Grayburn, Rowletta, and Keeler.

Highway 644 passes near the communities of Glen Kerr and Log Valley.

The highway passes through the communities of Jedburgh, Theodore, and Goldenvale and provides access to Canora Beach on Good Spirit Lake and Whitesand Regional Park on Theodore Reservoir.

The highway passes near the communities of Feudal, Catherwood, Leney, and Perdue.

Attractions along the highway include the Ancient Echoes Interpretive Centre at Herschel and Eagle Creek Valley.

[42] An access road from Highway 661 leads to Fort Livingstone — the first capital of the North-West Territories from 1874 to 1876.

It then runs concurrently with Highway 14 for 8 kilometres (5.0 mi) before taking another northbound route.

Highway 674 crosses the North Saskatchewan River via the Paynton Ferry.

22nd Street West) inside Saskatoon (the junction, along with a stretch of Highway 684 extending northward beyond 33rd Street West, was annexed in the early 2000s, and it ends at Highway 305, 3 km (1.9 mi) south of Dalmeny).

The city of Saskatoon and the province plan to ultimately construct an interchange at the junction of Highway 684 and Highway 14 as part of the Blairmore Suburban Centre development and, in particular, the buildout of the Kensington neighbourhood.

About 6.5 kilometres (4.0 mi) east of Lone Rock, it heads north and intersects Highway 16 at Marshall.

493 and extends north 37.8 kilometres (23.5 mi) to Highway 240 in Prince Albert National Park.

At km 18.6, it returns to northward travel along the western edge of Sturgeon Lake Indian reserve.

Highway 693 continues north until Km 21.8 when it turns west departing from the western boundary of the Indian reserve.

It continues bearing west until Km 15.3 at which point it returns to the northerly direction.

Continuing west on the range road will provide a thoroughfare into the Indian reserve.

[71] It is located in the north-western region of Saskatchewan, west of North Battleford.

Communities along the highway include Jackfish Lake, Minnehaha, Moosomin 112K Indian reserve, Longhope, and Turtle View.