Keskmine GPS koordinaadid postiindeks ss17: 51.521, 0.458

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videod linnad:
>> Horndon on the Hill SS17, Essex, England, GPS koordinaadid: 51.5236,0.4049
>> Mucking SS17, Essex, England, GPS koordinaadid: 51.5208,0.468
>> Coryton SS17, Essex, England, GPS koordinaadid: 51.5219,0.4382
>> Corringham SS17, Essex, England, GPS koordinaadid: 51.5208,0.468
>> Thames Haven SS17, Essex, England, GPS koordinaadid: 51.5076,0.5114
>> Linford SS17, Essex, England, GPS koordinaadid: 51.5208,0.468
>> Fobbing SS17, Essex, England, GPS koordinaadid: 51.5333,0.4727
>> Stanford-le-Hope SS17, Essex, England, GPS koordinaadid: 51.5227,0.4342