Montgomery County District Attorney Risa Vetri Ferman announced the results of the sting on Monday.
The operation targeted crimes relating to human trafficking and the commercial sex trade in the county, Ferman said.
The sting happened on February 28th after police posted an online ad offering prostitution services.
Hundreds of text messages and phone calls came in, Ferman said.
The men arrested each allegedly finalized a place to meet and a price with an undercover officer before being arrested.
The following six men were charged with patronizing prostitution:
-Scott Elliott Konefsky of Royersford, who was also charged with carrying a firearm without a license.
-Sunil Shantilal Jagani of Malvern
-Jason Daniel Schenck of Philadelphia
-Andrew H. Kim of Willow Grove
-Eric D. Zettle of Norristown
-Laltendu Mahapatra of North Wales