In Montgomery County, the Marriage License Bureau is located on the Second floor of the Montgomery County Courts Building, 41 N. Perry St., Dayton, OH 45402. Hours are 8:30 a.m. to 4:15 p.m. on Monday thru Friday. Phone number is 1-937-225-4640.
In Greene County, the Marriage License Bureau is located at 45 N. Detroit St., Xenia, OH 454385. Hours are 8:30 a.m. – 3:30 p.m. Monday thru Friday. The phone number is 1-937-562-5280.