Montgomery County Child Support Enforcement Agency

Dayton, Ohio

The Montgomery County Child Support Enforcement Agency is at 25 Thorpe Drive, Dayton, OH 45420. Call the office at (937) 225-4600. It serves Montgomery County.

How do I contact this office?

25 Thorpe Drive
Dayton, OH 45420
Get directions Call (937) 225-4600
Phone
(937) 225-4600
TTY
(800) 750-0750
Hours
Monday to Friday, 8:00 a.m. to 5:00 p.m.
Before you go
Hours are set by each county agency. You can return a child support application to your county CSEA by mail or in person.
Fax
(937) 496-7461
Official page
Office page

Is this my office?

This office serves Montgomery County.

You apply for services through the Child Support Enforcement Agency (CSEA) in your county. To find your county's CSEA, call 1-800-686-1556.

Not your area? See every Ohio child support office.

Can I handle this without going in?

Often, yes. Many requests don't need a visit:

Going in person? Read "Before you go" above, and call first if you can.

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More help with Ohio child support

Office details come from the official Ohio office listing, checked October 18, 2026. Sunny Child Support is not affiliated with Ohio Department of Job and Family Services, Office of Child Support. Spot a mistake? Tell us.