Few lists of address for visa application authorities are available here
If you are looking for the Indian Embassy or whom to address for your Visa Application here is the list below. You can also look for sampl...

https://iskablogs.blogspot.com/2013/09/few-lists-of-address-for-visa.html
If you are looking for the Indian Embassy or whom to address for your Visa Application here is the list below. You can also look for sample format for application letter for business visa. You can also read how to apply for a Visa for India.
Obtain a visa from United Kingdom | Obtain a visa from United States of America |
Visa Section High Commission of India India House Aldwych London WC2B 4NA United Kingdom | The Visa Officer BLS INTERNATIONAL 220 I Street NE, Washington, DC 20002 USA |
Obtain a visa from Holland/ The Netherlands: | Obtain a visa from Poland |
The Visa Officer Embassy of India Buitenrustweg 2, 2517 KD The Hague Netherlands | The Visa Officer Embassy of India Poland |
Obtain a visa from Switzerland | Obtain a visa from Italy |
The Visa Officer Embassy of India Switzerland | The Indian General Consulate of Milan Via Larga 16, 20122 Milano Italy |
Obtain a visa from Spain | Obtain a visa from Finland |
The Visa Officer Embassy of India Spain | The Visa Officer Embassy of India Finland |
Obtain a visa from Germany | |
Applying From Berlin | Applying from Hamburg |
Indische Botschaft Berlin Tiergartenstraße 17 10785 Berlin | Generalkonsulat Indien Graumannsweg 57 22087 Hamburg or Indo German Consultancy Services Ltd. Mundsburger Damm 6 22087 Hamburg |
Related Post: Sample format for invitation letter for India visit - Business Visa