Arrah is a city and headquarters of Bhojpur district in Bihar state with the population of 261,099. The average literacy rate of Arrah is 83.41%. Lot of Educational institutions are found in Arrah. List of IAS Coaching Centres in Arrah. UPSC Aspirants can easily select the best IAS Coaching Centers in Arrah. To add your UPSC Coaching Center details in this Arrah page freely, please mail your information to firstname.lastname@example.org. We have listed the Best Civil service coaching classes and Top 10 IAS Training Institutes in Arrah.