Review:

Geonames Time Zone Data

overall review score: 4.5
score is between 0 and 5
geonames-time-zone-data is a comprehensive dataset provided by the GeoNames project that contains information about global time zones. It includes details such as time zone names, offsets from Coordinated Universal Time (UTC), daylight saving time observance, geographic boundaries, and related metadata. This dataset serves as a vital resource for developing mapping applications, timezone conversions, and location-based services.

Key Features

  • Global coverage of time zones with detailed geographic data
  • Includes UTC offsets and daylight saving time information
  • Structured in accessible formats like CSV and JSON
  • Regularly updated to reflect changes in time zone regulations
  • Provides auxiliary data such as region and country codes
  • Supports integration into various software and applications

Pros

  • Extensive global coverage with accurate and up-to-date information
  • Open-source and freely accessible, encouraging widespread use
  • Regularly maintained to incorporate recent timezone changes
  • Easy to integrate into various software systems

Cons

  • Requires understanding of time zone complexities for accurate implementation
  • Data updates depend on GeoNames release schedules, which may introduce delays
  • Some regions may have ambiguous boundary definitions in the dataset

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Last updated: Thu, May 7, 2026, 08:42:28 AM UTC