Kosmos 725 was the seventy-sixth of seventy nine DS-P1-Yu satellites to be launched, and the sixty-ninth of seventy two to successfully reach orbit. It was operated in an orbit with a perigee of 267 kilometres (166 mi), an apogee of 466 kilometres (290 mi), 70.9 degrees of inclination, and an orbital period of 91.9 minutes. It remained in orbit until it decayed and reentered the atmosphere on 6 January 1976.
Payloads are separated by bullets ( · ), launches by pipes ( | ). Manned flights are indicated in bold text. Uncatalogued launch failures are listed in italics. Payloads deployed from other spacecraft are denoted in (brackets).