Average GPS coordinates for 18 de Marzo Postcode location: 25.327, -108.05. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). 18 de Marzo on map:

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Listing cities & postcodes (3):
>> Sinaloa, 80430 18 de Marzo, Culiacan, GPS coordinates: 24.6655,-107.2671
>> Sinaloa, 81066 18 de Marzo, Guasave, Guasave, GPS coordinates: 25.45,-107.85
>> Sinaloa, 81360 18 de Marzo, Ahome, GPS coordinates: 25.8667,-109.0333