Harrison County Child Support Enforcement Agency

Cadiz, Ohio

The Harrison County Child Support Enforcement Agency is at 538 North Main Street, Cadiz, OH 43907. Call the office at (740) 942-2900. It serves Harrison County.

How do I contact this office?

538 North Main Street
Cadiz, OH 43907
Mail: P.O. Box 273, Cadiz, OH 43907
Phone
(740) 942-2900
TTY
(800) 750-0750
Hours
Monday to Friday, 8:30 a.m. to 4:30 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
(740) 942-8135
Official page
Official office listing

Is this my office?

This office serves Harrison 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.