Postal address
Yokoyama, Isumi Gun
The postal code of Yokoyama, in Isumi Gun (Chiba Ken, Japón), is 298-0206. Include it in your shipments and forms.
Location
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Yokoyama
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Frequently asked questions
What is the postal code of Yokoyama?
The main postal code of Yokoyama (Isumi Gun, Japón) is 298-0206.