Oyo Postal Code (Zip Code) – Oyo State by postalcode007 Oyo is a town in Oyo State, Nigeria. It is carved out of two Local Government Areas (LGAs), they are: Oyo East and Oyo West LGAs. Areas within the aforementioned locations make use of varying … [Read more...] about Oyo Postal Code (Zip Code) – Oyo State