The meaning of the Acronym OPX is...

OPX is

• Off Premise Extension

More Meanings For OPX:

• Chart (MS Organization)
• Inactive options (Exact)
• Off Premise Extension
• Off Premise Extension
• Open Philanthropy Exchange
• Ohio Power Company

OPX is also in:

• File Extensions
• General
• Non-Profit Organizations
• Railroads
• Telecom