Regex Tester & Validator

This regex matches various Australian business phone number formats, including freecall numbers (1800/1802), local-rate numbers (13/1300), and geographic landlines with or without area codes. It supports optional spaces or hyphens between digit groups, with specific grouping patterns for 6, 8, and 10 digit numbers. Use cases include validating phone number inputs in forms, extracting phone numbers from text, or classifying Australian numbers by type.