Decatur County Jail
Decatur County Jail
County Jail / Adult Detention FacilityMailing Address
[Inmate Full Legal / Booked Name] — [Inmate ID if known]
Decatur County Jail
P.O. Box 89, Oberlin, KS 67749
Decatur County Jail
P.O. Box 89, Oberlin, KS 67749
Physical Address
120 E. Hall Street, Oberlin, KS 67749
Governing Agency
Decatur County Sheriff's Office
Inmate ID
Inmate / Booking Number — Not required
Last Verified
September 27, 2026
Facility Mailing and Service Information
Verify the person is currently housed at Decatur County Jail before mailing. Use the inmate's full legal/booked name and inmate ID when known. Mail to Decatur County Jail, P.O. Box 89, Oberlin, KS 67749. Include a complete sender return address.
Last verified: September 27, 2026
Confirm current photograph size, quantity and content restrictions before mailing. Do not send irreplaceable originals.
Last verified: September 27, 2026
Confirm current approved publisher/vendor and package rules before ordering books, magazines or newspapers.
Last verified: September 27, 2026
Do not enclose cash unless specifically authorized. Use the facility's current approved inmate-account deposit method.
Last verified: September 27, 2026
Verify current custody, visitor approval requirements and the current visitation or video-visitation schedule before traveling.
Last verified: September 27, 2026
How to Address Your Letter
Verify the person is currently housed at Decatur County Jail before mailing. Use the inmate's full legal/booked name and inmate ID when known. Mail to Decatur County Jail, P.O. Box 89, Oberlin, KS 67749. Include a complete sender return address.
About Decatur County Jail
Decatur County Jail is a Kansas county detention/corrections record reviewed for current mailing and facility status on 2026-09-27.