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Lists of time zones 
Summary
International:
- List of time zones by country – sorted by number of current time zones in the world
- List of UTC offsets – current UTC offsets
- List of time zone abbreviations – abbreviations
- List of tz database time zones – zones used by many computer systems as defined by IANA
- List of military time zones
Country-specific:
See also edit
- Category:Time by country
- Category:Time by continent