Rama swamy

http://www.youtube.com/user/ramaswamy43/search?query=Ahobilam

Mashpedia

http://www.mashpedia.com/Ahobilam

Sri Lakshmi Narayana Perumal Temple

http://spiritualtemples.blogspot.in/2010/12/sri-lakshmi-narayana-perumal-temple.html
http://www.indianetzone.com/26/sri_lakshmi_narayana_perumal_temple_nirvalur_south_india.htm 

Anudinam

http://anudinam.org/?s=Ahobila

Azhagiyasingar of Ahobila Mutt

https://www.youtube.com/results?q=Azhagiyasingar+of+Ahobila+Mutt

https://www.google.com/search?q=Azhagiyasingar

Then (South in Tamil) Ahobilam

http://lordshrilakshminarasimhar.blogspot.in/

Navadha Bhakti

Śrī Caitanya Mahāprabhu quotes Sri Prahlad Maharaj on

How to Worship Nava Narasimaha using Navadha Bhakti

http://www.vaniquotes.org/wiki/SB_07.05.23-24_-_comparison

More
http://devotioninformation.blogspot.com/