Whitney is a 29-year-old native of Reading, Massachusetts and had 11-17-28 totals for the San Antonio Rampage in 55 games played prior to being traded.
He made his NHL debut with the New Jersey Devils in the 2013-2014 season and has one goal in five career NHL games.
The veteran winger is an unrestricted free agent this July, if not re-signed.
Ranford is a 24-year-old native of Lais, Germany and had 6-11-17 totals in 46 games played between the Texas Stars and the Tucson Roadrunners this season.
He made his NHL debut with the Dallas Stars and played in one game during the 2014-2015 season.
He could become an unrestricted free agent in July.