To use moment-timezone, you will need
moment-timezone.js, and the
For convenience, there are builds available on momentjs.com/timezone/ with all the zone data or a subset of the data.
moment-timezone-with-data.jsis recommended for server environments (Node.js) and covers all years available.
moment-timezone-with-data-10-year-range.jsis recommend for most browser environments, covering +/- 5 years from the year published.
moment-timezone-with-data-1970-2030.jscovers a 60 year range, for those that need more data but not the larger file size of the full data file.
If you use one of the above files, you still need
moment.js, but you do not need
moment-timezone.js because it is included.