How are US phone numbers formatted?

US phone numbers are 10 digits long and typically formatted as (XXX) XXX-XXXX, where the first three digits represent the area code, the next three digits are the exchange code, and the last four digits are the line number.

Are these US phone numbers valid?

These phone numbers use valid US area codes based on real geographic regions but are randomly generated. They follow proper formatting rules but are not assigned to real people or businesses.

Why would I need a US phone number generator?

US phone number generators are useful for testing software applications, filling out forms that require US phone numbers, creating mockups or prototypes, and data anonymization purposes.

Can I choose a specific US state for the phone number?

Yes, our US phone number generator allows you to select a specific state, and it will generate phone numbers with area codes that are valid for that particular state.

US Phone Number Generator

Generate authentic American phone numbers with valid area codes for any state in the United States. Perfect for testing and verification.

Select US State

Number of Phone Numbers

US Phone Number Format

US Phone Number Structure

American phone numbers follow a specific format:

All US phone numbers are 10 digits long
Format: (Area Code) - Exchange Code - Line Number
Area codes are 3 digits and identify geographic regions
Exchange codes are 3 digits and identify specific exchanges
Line numbers are 4 digits and identify individual lines

Common Formatting

US phone numbers are typically formatted in several ways:

No formatting: 5551234567
Parentheses: (555) 123-4567
Dashes: 555-123-4567
Dots: 555.123.4567
With country code: +1 555-123-4567

Our generator creates valid US phone numbers that follow these formatting rules and use authentic area codes for each state.

How to Use US Phone Numbers

Common Use Cases

Software Testing - Use these numbers to test applications that require phone number validation
Form Filling - Need to fill out forms but don't want to use your real number? Our fake phone numbers are perfect
Prototyping - Create realistic mockups with properly formatted US numbers
Data Privacy - Protect your real phone number when signing up for services

US Phone Number Generator

Generated US Phone Numbers

Results

US Phone Number Format

US Phone Number Structure

Common Formatting

How to Use US Phone Numbers

Common Use Cases

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