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A full pass through the generation and analysis tools.

Country Gen — Generate from real operator prefixes across 207 countries and 28,739 carrier prefixes.
Country Gen
Analyze Prefix — Break a list down by country, carrier and prefix with counts, percentages and a distribution chart.
Analyze Prefix
Sequential Generate — Build a continuous range with a live size estimate and instant number validation.
Sequential Generate
Random Prefix Generate — Spread generation across several prefixes so the output is not one contiguous block.
Random Prefix Generate
Generate From File — Expand an existing list into new candidates while preserving its source prefixes.
Generate From File
Prefix Helper — Look up any prefix and see country, operator and expected line length.
Prefix Helper
File Merger — Combine several lists into one, with de-duplication, trimming, shuffle and overlap analysis.
File Merger
Splitter — Split a big list into equal parts with a custom name prefix, downloadable as a ZIP.
Splitter
Remove Duplicates — Strip repeated entries with an exact count of what was removed.
Remove Duplicates
Plus Formatter — Add or remove the + sign and leading zeros to match the format each system expects.
Plus Formatter