The manufacturer identification code (MIC) of your craft identification number (CIN or HIN) is GPY. This MIC (GPY) stands for the company name Wooden Boats which is currently Out of Business. This boat manufacturer code has other company names (GPY sometimes goes by these name(s) if applicable: Great Classic Boats, Great Plastic Boats, , or ). This could happen if the US Coast Guard reissued the MIC to a new company after the first went out of business.
This company (Wooden Boats) is owned by Norton Pratt and is located at 2210 Newport Blvd in Newport Beach state of Ca. It manufactured this vessel and placed your HIN or CIN on the hull. This Boat maker is not owned by a parent company. Wooden Boats has started making boats, yachts or other watercraft as of 10/11/1980 and went out of business on (12/27/1983) in the following country: USA.
More details at the US Coast Guard.
The US Coast guard provides this comment about this watercraft manufacturer: Back In Business 3/4/81.