Regional Plan for Mumbai Metropolitan Region
- The full text of the regional plan, published as a series of PDF files, accessible in sections.
- http://www.regionalplan-mmrda.org/

Transform
- Describes transport studies for MMRDA, including purpose, methods, and progress to date. May not work in some browsers.
- http://www.transformmumbai.com/

Birds of Bombay
- E-mail discussion group for birds and birding in the area.
- http://groups.yahoo.com/group/birdsofbombay/

Mumbai Urban Transport Project (MUTP)
- Contains an overview, news and project information about transport system and MUTP projects.
- http://www.urbantransport-technology.com/projects/mumbai_urban/index.html#mumbai_urban3

Mahanagar Telephone Nigam Ltd
- Mumbai's MTNL service; offers general information, online telephone directory, billing information, and applications forms.
- http://mumbai.mtnl.net.in/

Mumbai Metropolitan Region Development Authority
- Responsible for planning the metropolitan area development of Mumbai City, as well as the urban area on the mainland.
- http://www.mmrdamumbai.org/