From the Northwest (Toledo area) From I-75 South take the US-68/OH-15 exit, (exit number 156), towards US-23 (KENTON/COLUMBUS). Merge onto US-68 South. Procede straight onto OH-15 East (OH-15 East becomes US-23 South). Take the I-270 West ramp towards INDIANAPOLIS (I-270 West). Take the SAWMILL ROAD exit (number 20). Merge onto SAWMILL ROAD. Turn LEFT onto WEST DUBLIN-GRANVILLE ROAD (Ohio 161). Turn south on Brookdown Road. Ohio EMA is the second driveway on the right.