Gjennomsnittlig GPS-koordinater for postnummer ss13: 51.565, 0.517
Notering byer:
>> Pitsea SS13, Essex, England, GPS-koordinater: 51.5639,0.5086
>> Bowers Gifford SS13, Essex, England, GPS-koordinater: 51.5662,0.5249
Notering byer:
>> Pitsea SS13, Essex, England, GPS-koordinater: 51.5639,0.5086
>> Bowers Gifford SS13, Essex, England, GPS-koordinater: 51.5662,0.5249