North American paper sizing differs significantly from the international ISO standards. Our US Paper Size Calculator provides the precise dimensions for Letter, Legal, Ledger, Tabloid, and Executive paper. Use this tool to ensure your printer settings are correct, or to convert international ISO designs into the US 8.5 x 11 standard for business documentation and office use.
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US Paper Size Converter
Convert and find dimensions for standard North American paper sizes (Letter, Legal, ANSI).
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North American Paper Chart
Unlike the ISO A-series, North American sizes are based on traditional imperial measurements and do not share a single aspect ratio.
Inches (Standard)
8.5" × 11"
Millimeters
216 × 279
Common Usage
**Letter** size is the standard for office documents in the US, Canada, and Mexico. **Legal** is used for contracts, and **Tabloid** is common for newsletters.
ANSI Standards
The ANSI/ASME Y14.1 standard defines paper sizes A through E for engineering drawings, with ANSI A being the standard Letter size.
About North American Paper Size Chart
1
Select Name
Choose the standard US name (e.g., Letter).
2
Check Inches
See the standard dimensions in inches and metric.
3
Save Your Output
Click the download or copy button to export your results to your device or clipboard.
Key Features
Standard Office Presets
Quick access to Letter (8.5x11), Legal (8.5x14), and Tabloid (11x17) dimensions.
Metric Conversion
Translates US inch dimensions into millimeters for international project collaboration.
ASME & ANSI Support
Includes dimensions for standard architectural and engineering paper sizes like ANSI A-E.
Frequently Asked Questions
US Letter paper is 8.5 x 11 inches (216 x 279 mm).
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