Exhibit 32.3

Section 1350 Certification

Pursuant to 18 U.S.C. § 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, the undersigned officer of Kimco Realty OP, LLC (“Kimco OP”) hereby certifies, to such officer’s knowledge, that:

| (i) | the accompanying Annual Report on Form 10-K of Kimco OP for the year ended December 31, 2023 (the “Report”) fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

| (ii) | the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of Kimco OP.

Date: February 23, 2024 |
| /s/ Conor C. Flynn Conor C. Flynn Chief Executive Officer