Average GPS coordinates for Umuoka Postcode location: 4.979, 7.239. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Umuoka on map:

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Listing cities & postcodes (1):
>> Abia, 452115 Umuoka, Ukwa West, GPS coordinates: 4.97895, 7.23884