Solomon Islands Postal Codes
Browse the regions below to find Solomon Islands postal codes, also known as ZIP codes.
Capital Territory in Solomon Islands
Provinces in Solomon Islands
Solomon Islands on the Map
Solomon Islands zip codes can be seen on the map. All postcodes of Solomon Islands can be viewed under each region.
About Solomon Islands
Solomon Islands Postal Codes
If a form asks for a Solomon Islands postal code, the practical answer is usually that there is no normal street-level postcode to enter. So do not try to invent a ZIP-style number for Honiara, Gizo, Auki, Tulagi, or another island area. If the field is optional, leaving it blank is usually better than adding a fake code.
A realistic address would look more like this: Mendana Avenue, Point Cruz, Honiara, Solomon Islands. For central Honiara, the town name, area name, road, organization, or P.O. box does the useful work. For less central areas or outer islands, the island, province, village, and nearby reference matter more, because there is no postcode sorting the address into a small delivery zone.
A soft way to think about it is this: Honiara addresses should clearly say Honiara; Gizo addresses should mention Gizo or Western Province; Auki addresses should mention Malaita; outer island addresses should include the island, village, and any P.O. box or local reference. That is practical address guidance, not an official postal-code map.
The UPU addressing information for Solomon Islands does not show a regular postcode format for ordinary addresses, and common postal-code reference sources also treat the country as one where locations are identified by town, island, province, P.O. box, and local details rather than a national ZIP/postal code system.
So if a website forces a number, try blank or N/A first if the form allows it. If it only accepts digits, 00000 is just a placeholder to get past the form, not a real Solomon Islands postal code. Keep the town, island, province, P.O. box if there is one, and phone number clear instead.