US 175-B began at an intersection with the eastbound frontage road of US 175 just east of that highway's interchange with FM 741.

US 175-B continued to run along Trunk Street before terminating at its parent route near FM 148.

US 175-D intersects SH 274 in southern Kemp then ends at the eastbound US 175 frontage road.

The highway travels in a southeastern direction along Mason Street, intersects SH 198 near the center of the town, then ends at an intersection with US 175 in eastern Mabank.

US 175-G begins at an interchange with US 175 / SH 31 / Loop 7 in northwestern Athens.

The highway travels in a southeastern direction through more industrialized areas of the town and passes near the East Texas Arboretum.

SH 31 in the western part of the town, with the two highways traveling in an eastern direction along Corsicana Street.

US 175-G continues to travel in an eastern direction then turns southeast at Crestway Drive, travels through less developed areas of the town then ends at an interchange with US 175 / SH 19 / Loop 7 in eastern Athens.

US 175-G was designated in 2004 along the old route of US 175 through Athens when that highway was re-routed around the town onto Loop 7.

US 175-H begins at an intersection with US 175 just west of the town center of Poynor.

The highway travels in a southeastern direction, then intersects FM 315 in the middle of town, then ends at another intersection with US 175 on the east side of Poynor.