World Timezone Reference
Search any city, country, or IANA TZ to see standard UTC offset, DST offset, and DST months at a glance.
Data last maintained
Handy when planning international flights, scheduling cross-timezone meetings, or filling out IANA timezone identifiers in software settings. Each entry covers the city, country, IANA TZ, standard UTC offset, DST offset (if applicable), and DST start/end months.
World Timezone Reference
Search any city, country, or IANA TZ to see standard UTC offset, DST offset, and DST months at a glance.
Data last maintained
About this tool
Handy when planning international flights, scheduling cross-timezone meetings, or filling out IANA timezone identifiers in software settings. Each entry covers the city, country, IANA TZ, standard UTC offset, DST offset (if applicable), and DST start/end months.
Data Sources
This tool's data is compiled from the authoritative sources below.
Data last maintained