A telephone number is a set of digits assigned to a specific telephone line or mobile device, allowing it to be dialed in order to establish a voice communication connection. Typically, a telephone number consists of several components, including: 1. **Country Code**: A numeric code that identifies the country, often beginning with a "+", e.g., +1 for the United States. 2. **Area Code**: A numeric code that identifies a specific geographic area within a country.
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