District · IBARAKI KEN · TSUKUBA SHI · KOIZUMI · Japan
Looking for the postal code for KOIZUMI? This district is located in IBARAKI KEN · TSUKUBA SHI · KOIZUMI · Japan. Use our directory to find the correct postal code for KOIZUMI and nearby locations.
Districts connect municipalities with neighborhoods in Japan. This level improves postal code lookup accuracy for shipping, address validation, and local delivery planning.
KOIZUMI uses the following postal code.
District · IBARAKI KEN · TSUKUBA SHI · KOIZUMI · Japan
Looking for the postal code for KOIZUMI? This district is located in IBARAKI KEN · TSUKUBA SHI · KOIZUMI · Japan. Use our directory to find the correct postal code for KOIZUMI and nearby locations.
Districts connect municipalities with neighborhoods in Japan. This level improves postal code lookup accuracy for shipping, address validation, and local delivery planning.
KOIZUMI uses the following postal code.