https://www.worldgurudwaras.com/ not being open source, and there is no data for the same purpose.
Coverting the list here https://en.wikipedia.org/wiki/List_of_gurdwaras_in_the_United_States into JSON format
Good resource to how to contribute: https://opensource.guide/
You can contribute by -
- Cleaning up rawfile.md and putting data into json file
- Finding more data or verify authenticity of the current data
- Adding social network information
- Adding contact information of the place.
- List of States copied from : https://gist.github.com/mshafrir/2646763
- Country code standard like this http://www.worldatlas.com/aatlas/ctycodes.htm
list of gurdwaras on facebook
Also Not sure why all websites are having copyrights as most of data is public information and there is no content to be copyrighted !!
- Mailing List
- Images posting.
- Internet Location services - Autocheckin
- 360 degree videos http://www.kolor.com/360-videos/
- Drone videos example : https://www.youtube.com/watch?v=Ly2d4fTjPs0
- Van Service for old people upto certain area to and from Gurdwara Sahib