The exact digits, from where you are.

From Russia, dial

What each part does

1. 8~10Exit code. Leaves Russia's phone network: dial 8, wait for the second dial tone, then dial 10. On a mobile, + does the same job.
2. 1Country code. Reaches the United States.
3. 216-555-0123The number. The number itself, as written in the United States.