Country
Japan
Location
Koga
Postal Code
306-0024

What is Koga (Japan) postal/zip code?

The postal code for Koga is 306-0024. Postal codes in Koga consist of 8 characters following the format NNN-NNNN. Koga is located in Ibaraki Prefecture, Japan, and is part of the Eastern Asia region. This postal code is essential for accurate mail delivery, online shopping, and official documentation. Whether you're sending a package, filling out a form, or verifying an address, using the correct postal code ensures your mail reaches its destination without delays. You can scan the QR code on the right to quickly save or share the complete address information for Koga.

QR Code for Koga Scan Address

How to Address Mail to Koga

Standard Address Format (click to edit)
RecipientJohn Doe
Street123 Example Street
DistrictKoga
City & Postal306-0024 Ibaraki Prefecture
CountryJAPAN

Addressing Tips for Japan - Koga

  • Postal code format: NNN-NNNN
  • Write postal code before the city name
  • Country name in UPPERCASE on last line
  • Include district name for faster delivery
  • ISO country code: JP

Shipping to Koga, Japan

🇯🇵
Domestic Delivery
1-2 days
Within Japan
International
7-21 days
Varies by origin
Customs Threshold
¥10,000
Duty-free limit

Local Carriers in Koga

Yamato Transport Sagawa Express Japan Post

Koga: International Carriers

DHL FedEx UPS

Shipping Tips (Koga)

  • Always include postal code 306-0024 for faster delivery
  • Items above ¥10,000 may incur customs duties
  • Track your package using the carrier's tracking number
  • Consider insurance for valuable shipments

Koga Japan Location Information

Koga, Japan Map
  • Region Asia
  • Subregion Eastern Asia
  • State Ibaraki Prefecture
  • Phone Code +81
  • Currency JPY
  • Coordinates 36.1833, 139.7167
Free Traffic Exchange

5 Postal Codes in Koga

Area State Place Postal Code
Koga Ibaraki Prefecture Saiwaicho 306-0024
Koga Ibaraki Prefecture Hara 306-0026
Koga Ibaraki Prefecture Minamicho 306-0015
Koga Ibaraki Prefecture Otsutsumi 306-0236
Koga Ibaraki Prefecture Haramachi 306-0025

Frequently Asked Questions

The postal code of Koga, Ibaraki Prefecture, Japan is 306-0024. This 8-character code follows the format NNN-NNNN.
Koga has approximately 5 postal codes covering different areas and neighborhoods within the district.
Koga is located in Ibaraki Prefecture, Japan. It is part of the Asia region and Eastern Asia subregion. The coordinates are 36.18333000, 139.71667000.
To call Koga, Japan, you need to dial the international code +81 followed by the local number.
The currency used in Koga, Japan is Japanese Yen (JPY). The currency symbol is ¥.
The nearest major city to Koga is Ibaraki Prefecture, approximately 0 km away.
You can verify Koga postal codes on PostalZipCode.co. Enter the postal code in the search bar to see its location, district, and city details.
Nearby Locations
City State Distance Latitude Longitude
Koga-shi Ibaraki Prefecture 5 km 36.18 139.775
Sakai Ibaraki Prefecture 12 km 36.1 139.8
Yūki-shi Ibaraki Prefecture 16 km 36.261 139.864
Bandō Ibaraki Prefecture 18 km 36.07 139.867
Bandō-shi Ibaraki Prefecture 20 km 36.064 139.888
Yūki Ibaraki Prefecture 20 km 36.3 139.883
Iwai Ibaraki Prefecture 22 km 36.05 139.9
Shimotsuma-shi Ibaraki Prefecture 22 km 36.187 139.966
Ishige Ibaraki Prefecture 24 km 36.117 139.967
Jōsō-shi Ibaraki Prefecture 26 km 36.064 139.964
Other Japan in States
State Distance Latitude Longitude
Saitama Prefecture 32 km 35.996 139.447
Tochigi Prefecture 56 km 36.671 139.855
Tokyo 57 km 35.676 139.65
Gunma Prefecture 86 km 36.561 138.88
Kanagawa Prefecture 86 km 35.491 139.284
Koga in Other Languages
Postal Codes by Country
Country Distance Latitude Longitude
South Korea 1,094 km 37 127.5
North Korea 1,190 km 40 127
Taiwan 2,283 km 23.5 121
Northern Mariana Islands 2,409 km 15.2 145.75
Guam 2,576 km 13.467 144.783
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Last updated: April 2026
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