Coordinate GPS medie per codice postale ig7: 51.616, 0.081

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lista delle città :
>> Grange Hill IG7, Essex, England, coordinate GPS: 51.6118,0.0861
>> Chigwell Row IG7, Essex, England, coordinate GPS: 51.6159,0.081
>> Chigwell IG7, Essex, England, coordinate GPS: 51.62,0.076