Lamar Odom Hookers Are Back in the Saddle ... and Cashing In

Lamar Odom's fave hookers from that Nevada brothel where he nearly died ... have cleared their good names, and they're back on the job.

TMZ has learned Ryder Cherry and Monica Monroe returned to Love Ranch South earlier this week. As we reported, they'd been banished by owner Dennis Hof who suspected they were less than truthful about what went down with Lamar.

But Hof says he recently conducted a "thorough investigation" and now buys what the girls are selling regarding their party with Odom. He also says AMEX had a change of heart recently, and released its hold on the $75k charge Lamar made for ... services rendered.

As for biz, it's good. We're told there are already more than 20 clients asking to "party" with Lamar's chicks. Ryder capitalized on her notoriety by tweeting Lamar on Tuesday. Sell, sell, sell ...