Average GPS coordinates for Nko Postcode location: 5.015, 7.804. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Nko on map:

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Listing cities & postcodes (2):
>> Akwa Ibom, 531111 Nko, Ini-Ikono, GPS coordinates: 5.40845, 7.75840
>> Akwa Ibom, 524107 Nko, Onna, GPS coordinates: 4.62219, 7.85019