The telephone country code for Oman (including Muscat) is +968.
All numbers have 8 digits after the country code.
Mobile numbers begin with +968 9; landline numbers begin with +968 2.
(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.)
00968 is the international country code for Oman.
The country code and area code of Dhofar, Oman is 968, 23.
The country code and area code of A Dakhliyah, Oman is 968, 25.
Muscat is a city that is the capital of the country, Oman. The area code for the city of Muscat is 24, while the country code for Oman is 968. Both numbers must be dialed when calling internationally.
The country code and area code of Al Batinah, Oman is 968, 26.
Leichtenstein is telephone country code +423.
where is telephone country code 1816
That is not a country code.
There is no 909 country code.
There is no telephone country code +897, nor +89, nor any other country code beginning with +89. There are no valid telephone numbers beginning with +89.
Gibraltar is country code +350.
Moldova is country code +373.