Average GPS coordinates for Umuoko Postcode location: 5.744, 7.23. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Umuoko on map:

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Listing cities & postcodes (3):
>> Imo, 471113 Umuoko, Isiala Mbano, GPS coordinates: 5.66848, 7.18782
>> Imo, 470109 Umuoko, Unuino, GPS coordinates: 5.78111, 7.25042
>> Imo, 470109 Umuoko, Unuino, GPS coordinates: 5.78111, 7.25042