Average GPS coordinates for Dunn Postcode location: 35.334, -78.62. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Dunn on map:

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Listing cities & postcodes (2):
>> North Carolina, 28334 Dunn, Harnett, GPS coordinates: 35.3165,-78.6151
>> North Carolina, 28335 Dunn, Harnett, GPS coordinates: 35.3508,-78.6254