N-CSR Item 12(b) - Exhibits: Certifications

SECTION 906 CERTIFICATION

Pursuant to 18 U.S.C.§ 1350, the undersigned officers of Money Market Obligations Trust on behalf of Federated California Municipal Cash Trust, Federated Connecticut Municipal Cash Trust, Federated Tax-Free Trust, Federated Florida Municipal Cash Trust, Federated Georgia Municipal Cash Trust, Federated Massachusetts Municipal Cash Trust, Federated Michigan Municipal Cash Trust, Federated Minnesota Municipal Cash Trust, Federated New Jersey Municipal Cash Trust, Federated New York Municipal Cash Trust, Federated North Carolina Municipal Cash Trust, Federated Ohio Municipal Cash Trust, Federated Pennsylvania Municipal Cash Trust, Federated Virginia Municipal Cash Trust (the “Registrant”), hereby certify, to the best of our knowledge, that the Registrant’s Report on Form N-CSR for the period ended April 30, 2014 (the “Report”) fully complies with the requirements of Section 13(a) or 15(d), as applicable, of the Securities and Exchange Act of 1934 and that the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Registrant.

Dated: June 23, 2014

/s/ J. Christopher Donahue

J. Christopher Donahue

Title: President, Principal Executive Officer

Dated: June 23, 2014

/s/ Lori A. Hensler

Lori A. Hensler

Title: Treasurer, Principal Financial Officer

This certification is being furnished solely pursuant to 18 U.S.C.§ 1350 and is not being filed as part of the Report or as a separate disclosure document.