Location: High St and Sandusky St, Mt. Vernon Reassurance shield as the four routes join. Location: High St and Mulberry St, Mt. Vernon Two blocks later, 13 and 229 will split to continue south and east. Location: High St and Mulberry St, Mt. Vernon Turn right for 13 south/229 east to SRs 586 and 661. … Continue reading Ohio State Route 13, US-36/OH-3/OH-229 to US-36/OH-3