In North America (USA, Canada, etc.), area code 424 is an overlay of area code 310 in the southwestern part of Los Angeles.
Telephone country code +424 is unassigned.
In Mexico, telephone area code 424 serves Coalcoman, Michoacan, and nearby parts of Michoacan and Jalisco. Landline numbers are +52 424; mobile phone numbers are +52 1 424. In either case, the subscriber number is a further 7 digits.
Other countries may have area code 424 or similar.
(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 and area code of Elazig, Turkey is 90, (0)424.
Leichtenstein is telephone country code +423.
where is telephone country code 1816
That is not a country code.
The country code and area code of Erode- Erode, India is 91, (0)424.
Country code +57 is Colombia.
Country code 52 is Mexico.
Fiji has telephone country code +679.
Gibraltar is country code +350.
Moldova is country code +373.
Slovenia is country code +386.
Vanuatu is country code +678.