The names and contact detail of some of the good Commerce Colleges or Institutes in Rajkot as your cousin wants to take admission in it are as follows:

Maharajashri Bhagavatsinhji Arts and Commerce College
Swami Vivekanand Road, Mahadevwadi, Gondal
Rajkot, Gujarat

Modern Institute of Commerce
Lilam Chember,Opp Bus Stand, Manhar Plot,
Rajkot, Gujarat

Municipal Arts and Commerce College
Behind Bhogo Chhatralay, Porbandar Road, Near Kala Nala, Upleta
Rajkot, Gujarat

Municipal Mahila Arts Commece and Homescience College
Gondal
Rajkot, Gujarat

Popatlal Dhanjibhai Malaviya College of Commerce
Malaviya Road,
Rajkot, Gujarat

R.K. University
Bhavnagar Highway, Kasturbadham
Rajkot, Gujarat

Sadguru Homesc and Commerce (E.M) College
Chowdhary Highschool Compound
Rajkot, Gujarat

Saurashtra University
Saurashtra University road, Rajkot
Rajkot, Gujarat

Shree H.N. Shukla College of IT and Management
2-Vaishali Nagar, Near Amrapali Fatak, Raiya Road
Rajkot, Gujarat

Shree R.P. Bhalodia College
7-Manhar Plot (Near Mangala Road)
Rajkot, Gujarat

Shri H.L. Patel Arts & Commerce College
Bhayavadar
Rajkot, Gujarat

Shri H.N. Doshi Arts and R.N. Doshi Commerce College
Nyalchand Doshi Vidyanagar, Wankaner
Rajkot, Gujarat

Smt. Gulab Jamnadas Sheth Commerce College
Opp. Nazar Baug Railway Stn. Bhadiad Road
Rajkot, Gujarat

Smt. J.A. Patel Mahila College
Morbi Behind New Bus Station Sanala Road
Rajkot, Gujarat

Smt. J.J. Kundalia Commerce College
Suchak Road Opp. Shastri Maidan
Rajkot, Gujarat

Smt. K.S.N. Kansagara Mahila College
Opp. Noble House Kalawad Road
Rajkot, Gujarat

Smt. M.T. Dhamsania College of Commerce and BBA
Kotecha Chowk Kalawad Road
Rajkot, Gujarat

T.N. Rao College
Near Saurashtra University Campus
Rajkot, Gujarat