Location: US-50 and Hamblen Rd, Lee’s Summit Just after 291 joins, keep right for the 291 south exit. Location: US-50 and Jefferson St, Lee’s Summit Exit for 291 south towards Harrisonville.  W to I-470/MO-350, E to MO-7  S to MO-150, N to I-470  S to MO-150, N to US-50  S to US-50, N to I-470