There is currently no Embassy of Guyana in Nigeria. There is a Guyana Embassy in Pretoria, South Africa. This embassy is located at 235 Grosvenor Street, Hatfield, Pretoria and they are willing to process visas to Guyana for citizens of Nigeria.
(+27) 12 941 1694
Business Visa from Nigeria to Austria
Plot 9, Usuma Street, Maitama, Abuja, Nigeria.
Business Visa from Nigeria to Syria
Address: No 31b Amazon Street, Ministers' Hill, Garki - Abuja