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postnummer (11 elementer):
GU1 (3)
GU10 (18)
GU11 (1)
GU12 (4)
GU13 (3)
GU14 (4)
GU15 (1)
GU16 (4)
GU17 (4)
GU18 (1)
GU19 (1)
Gjennomsnittlig GPS-koordinater for postnummer gu1: 51.247, -0.55

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Notering byer:
>> Burpham GU1, Surrey, England, GPS-koordinater: 51.2602,-0.5443
>> Merrow GU1, Surrey, England, GPS-koordinater: 51.2455,-0.5314
>> Guildford GU1, Surrey, England, GPS-koordinater: 51.2354,-0.5743