# Comprehensive Regular Expression Tutorial: Matching Global Phone Number Formats
  
  ## Basic Phone Number Matching
  ```regex
  ^+?[ds-()]{7,20}$

International Phone Number Format

^+(?:[0-9]●?){6,14}[0-9]$

North American Numbers

USA/Canada

^(?:+1[ \-\.]?)?(?:\([2-9][0-9]{2}\)|[2-9][0-9]{2})[ \-\.]?[0-9]{3}[ \-\.]?[0-9]{4}$

European Numbers

UK

^(?:(?:\(?(?:0(?:0|11)\)?[\s-]?\(?|\+)44\)?[\s-]?(?:\(?0\)?[\s-]?)?)|(?:\(?0))(?:(?:\d{5}\)?[\s-]?\d{4,5})|(?:\d{4}\)?[\s-](?:\d{5}|\d{3}[\s-]?\d{3}))|(?:\d{3}\)?[\s-]?\d{3}[\s-]?\d{3,4})|(?:\d{2}\)?[\s-]?\d{4}[\s-]?\d{4}))(?:[\s-]?(?:x|ext\.?)#?\d{3,4})?$

Germany

^(\(([\d \-\)–\+\/\(]+){6,}\)?([ .\-–\/]?)([\d]+))$

Asian Numbers

China

^(?:\+?86)?[ \-\.]?1[3-9][0-9]{9}$|^(?:\+?86)?[ \-\.]?(?:0\d{2,3}[ \-\.]?)?[2-9][0-9]{6,7}$

Japan

^(?:\+?81|0)[ \-\.]?[789]0[ \-\.]?\d{4}[ \-\.]?\d{4}$

Special Service Numbers

^(?:\+?1)?[ \-\.]?(?:911|112|999|110|119|120)[ \-\.]?$

Comprehensive Global Matching Pattern

^(?:(?:\+|00)(?:[1-9]\d{0,2})[ \-\.]?)?(?:\(?\d{1,}\)?[ \-\.]?){6,20}\d$

Usage Tips

1. Select specific pattern based on target country
2. Add `^ and \$` to ensure full match
3. Use non-capturing groups `(?:)` for performance
4. Consider adding `[\s-.]?` to handle separator variations