When calling from outside of South Korea you need the international code which is +82 and the code for Chungnam Province where Cheonan is located which is 42, so the number should be in the form: +82 42 followed by 7 more digits.
(The plus sign means "insert your international access prefix here." From a GSM mobile phone, you can enter the number in full international format, starting with the plus sign. The most common prefix is 00, but North America (USA, Canada, etc.) uses 011, Japan uses 010, Australia uses 0011, and many other countries use different prefixes.)
The country code for South Korea is +82. You must drop the trunk prefix 0 from the Korean domestic number. For example, Seoul's area code 02 becomes +82 2.
North Korea is country code +850.
(The plus sign means "insert your international access prefix here." From a GSM mobile phone, you can enter the number in full international format, starting with the plus sign. The most common prefix is 00, but North America (USA, Canada, etc.) uses 011, Japan uses 010, Australia uses 0011, and many other countries use different prefixes.).
Cheonan is in South Korean telephone area code 041, which is +82 41 in international format.
(The plus sign means "insert your international access prefix here." From a GSM mobile phone, you can enter the number in full international format, starting with the plus sign. The most common prefix is 00, but North America (USA, Canada, etc.) uses 011, Japan uses 010, Australia uses 0011, and many other countries use different prefixes.)
The area of Cheonan is 636.25 square kilometers.
South Korea has an area of 100,210 km2
This statement is false. South Korea is larger in area than North Korea. North Korea has a land area of about 120,540 square kilometers, while South Korea has a land area of about 100,210 square kilometers.
South Korea is half of earth big and north Korea is like my toilet size.
South Korea - 38,486 sq miles.
The area of South Korea is 99,268 sq km.
North American area code +1 827 is unassigned. Country code +82 is South Korea, and a number beginning +82 70 is for VoIP.
Seoul is South Korea's largest city. The Seoul metropolitan area is half of South Korea's population.
The land area of South Korea is 38,691 square miles. It is about the same size of the American state of Indiana. South Korea has a population of about 50 million.
An international telephone number beginning with +82 10 is a mobile in South Korea. US postal ZIP Code 82108 is unassigned.
North Korea: Land area and Natural Resources is bigger then South Korea. South Korea: Population and Economy is alot bigger then North Korea. Both Korea's even out in the end. If you combine or unite Korean peninsula into one state. It would be alot better and bigger for all Koreans Economically, Politically, Military, and Culturally, Geographicaly.
+82