The manufacturer identification code (MIC) of your craft identification number (CIN or HIN) is GFC. This MIC (GFC) stands for the company name Mangrum's Assoc. which is currently Out of Business. This boat manufacturer code has other company names (GFC sometimes goes by these name(s) if applicable: General Fibergls Corp, , , or 200 Mi-hou). This could happen if the US Coast Guard reissued the MIC to a new company after the first went out of business.
This company (Mangrum's Assoc.) is owned by L R Mangrum and is located at P O Box 397 in Giddings state of Tx. It manufactured this vessel and placed your HIN or CIN on the hull. This Boat maker is not owned by a parent company. Mangrum's Assoc. has started making boats, yachts or other watercraft as of 12/5/1972 and went out of business on (6/23/1982) in the following country: USA.
More details at the US Coast Guard.
The US Coast guard provides this comment about this watercraft manufacturer: Oob From 062382-0686 Old Phone (713)542-322312/89 Oob Per Mso Hou.