postnummer (2 elementer):
SN3 (3)
SN38 (1)
Gjennomsnittlig GPS-koordinater for postnummer sn3: 51.589, -1.719
Notering byer:
>> South Marston SN3, Wiltshire, England, GPS-koordinater: 51.5892,-1.7194
>> Stratton St Margaret SN3, Wiltshire, England, GPS-koordinater: 51.5892,-1.7194
>> Coate SN3, Wiltshire, England, GPS-koordinater: 51.5892,-1.7194