The list of institutes which are considered best across India for Civil Service Examinations which includes IPS are mentioned below:

Top Civil Services Coaching Institutes in Andhra Pradesh
Analog institute
IAS Study Circle
IAS Academy
Chanakkya IAS Academy
Centre for Civil Services
DISC IAS Study Circle
Hyderabad Study Circle
Madhu's IAS & Informatics
P N Raj IAS
Reddy's IAS Study Circle
Rangaraya IAS Academy
Target IAS
Visakha IAS Study Circle

Top Civil Services Coaching Institutes in Delhi
Vajiram and Ravi IAS Study Centre
IAS Era
Delhi's IAS Study Circle
Rau's IAS Study Circle
Shristi Study Circle
Career Shapers
Career Point
Sachdeva New P.T. College
Upendra's Institute For Admin. Services
Chanakya Academy
IAS Study Forum
Ultimate IAS Study Circle
Hamdard Study Circle
Alternative Learning Systems (P) LTD
Ambition
Apex IAS Academy
Axiom
Career Path
Career Plus
Eklavya IAS Academy
Dronacharya
IES Academy
Institute of Administrative Studies
Interactions IAS Study Circle
Krishna Reddy's IAS Study Point
NIAS
Premier IAS Academy
Sahu Jain Study Centre
Samyak IAS Study Circle
Vidya IAS Academy

Top Civil Services Coaching Institutes in Bihar
Actwel IAS Study Center
Chauhan IAS Studies Circle
Sankalp Civil Coaching
Chronicle Civil Services Academy
East & West Academy

Top Civil Services Coaching Institutes in West Bengal
Career Care
Bose Academy
IAS Training Centre Presidency College

Top Civil Services Coaching Institutes in Uttar Pradesh
Center for IAS coaching, Banaras Hindu University, Varanasi
Centre for Excellence
Academician's IAS
Krishna Coaching Institute
Coaching & Guidance Centre, Aligarh Muslim University Aligarh (U.P)
Utkarsh Academy
Vaid's ICS, Lucknow


Top Civil Services Coaching Institutes in Tamil Nadu
Arise Brilliant Chamber
Altius IAS Study Circle
Bharathi IAS Study Centre
Dronacharya IAS Academy
Brilliant Tutorials
Christ UPSC Academy
All India Civil Services Coaching Center
Shankar IAS Academy
Sure Success Academy
University Of Madras, University Of Madras, Institute Of Correspondence Education
NICE-IAS

Top Civil Services Coaching Institutes in Karnataka
Meera's Academy, (A Unit of Arya Varta education Trust)
Universal Coaching Centre
JSS Training Institute for Competitive Exams
Confluence Academy For Excellence
Swarnavalli Institute of Administration and Management (SWAIAM)

Top Civil Services Coaching Institutes in Maharashtra
Academy of Competitive Examinations
Govt IAS Coaching Institute of Nagpur
Disha Competitive Classes
Chetana Unique Academy, Chetana College
Competitive Examination Center
Synergy Study Point,
Abhyankar''s IAS Academy
Study Circle
National I.A.S. Academy
Lakshya IAS Academy
Study Circle Institute Of Management & Admn
S.G.Barve Administrative Training Centre