The attacks had multiple, far-ranging effects. Besides the immediate impact on the victims and their families, the attacks caused widespread anger among the Indian public and condemnation throughout the world.

The immediate impact was felt on Mumbai and Maharashtra state, and throughout urban India. There were also after-effects on the Indian government, center-state relations within India, Indo-Pakistani relations, domestic impact within Pakistan, on the United States's relationships with both countries- the US-led NATO war in Afghanistanand on the Global War on Terror.

Political reactions in Mumbai and India included a range of resignations and political changes. Reactions included condemnation of the attacks by Indian Muslim organizations and personalities and insurgent movements. The business establishment also reacted, with changes to transport, and requests for an increase in self-defense capabilities.

International reaction for the attacks was widespread, with many countries and international organizations condemning the attacks and expressing their condolences to the civilian victims. Many important personalities around the world have very strongly condemned the attacks.

Media coverage highlighted the use of new media and Internet social networking tools, including Twitter and Flickr, in spreading information about the attacks.

The reaction include the following-:

1). India
=> Criticism of politicians and resignations
=> Criticism of the anti-terrorist operation
=> Indian Muslims
=> Demand for self-defense
=> Tribute to victims
2). International
=> Organizations
=> Religious communities or organizations
=> Countries
=>.1 Support of investigation
2.3.2 General reactions
3). Travel
4). Media coverage