Where is area code 182?

There is no area code 182 in North America (country code +1 = USA, Canada, etc.); North American area codes cannot begin with 1.

Country code +1 is North America, and there are some area codes that begin with +1 82, but you need one further digit.

Other countries may have area codes like 182.

(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.)