CITY & SETTLEMENT

Koga Area Codes and Postal Codes

Ibaraki · Japan

Country calling code
+81
Postal Codes
306-0016
Local time
Asia/Tokyo
Country
Japan

A local area-code link is not listed here. The country calling code is shown separately when available.

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Koga Postal Codes

Local time & call planner

Koga Time Zone

IANA time zone
Asia/Tokyo
Current UTC offset
+09:00
Daylight saving time
Not in effect

Map & location

Latitude and Longitude

Latitude
36.18333
Longitude
139.71667
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International dialing format

  • +81 [national number]

Use the national number in international format. A domestic trunk prefix is not always part of that number.

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Explore the surrounding region

Koga Shi

Local facts

Population is a source snapshot, not a live count.

Recorded population
139,344
Modelled terrain elevation
17 m

Names & history

Names, translations and spelling variants

Other spellings

  • Koga

Arabic

  • كوغا

Language: fa

  • کوگا، ایباراکی

Japanese

  • 古河
  • 古河市

Korean

  • 고가 시

Language: mzn

  • کوگا، ایباراکی

Language: nan

  • Koga-chhī

Russian

  • Кога

Language: sr

  • Кога

Language: tg

  • Кога

Ukrainian

  • Коґа

Chinese

  • 古河市