| I Fit 18001211200 |
| IACM SmartLearn 1800114226 |
| iBall Mobiles 180030042255 |
| IBEE Software Solutions 18001024233 (IBEE) |
| IBM 18002092050 18004253333, 18004256666, 18001026666, 1800443333 |
| IBM Daksh 18001024263 |
| IBM Lenovo 18004253336 |
| IBPS 18603450112 |
| IBSAT 18001030303, 18004252911 |
| ICAI 18002002500(Members) 18002002501(Students) 01139893989 01203989398 |
| ICAR 1800 103 1123 |
| ICFAI 18002002899 18003456537 |
| ICFAI IBS 18004253114 |
| ICICI Bank – NRI 1800224848 1800 333 499 UP East 9936218000 |
| ICICI Credit Cards 1800112222 |
| ICICI Debit Cards 18001028900 |
| ICICI HFC 1800228181 |
| ICICI Lombard 1800 209 8888 1800222555 |
| ICICI Lombard Health Care Services 18004257878 |
| ICICI Money2India 1800224848 |
| ICICI Prudential 1800222020 |
| ICICI Prudential Mutual Fund 1800222273 1800222999 18002006666 |
| ICICIDirect.com 1800229191 |
| ICRI Global 18001030006 |
| IDBI Bank 1800116999 1800221070 18002001947 18002004324 |
| IDBI Fortis 18001025005, 1800221120 |
| IDBI Paisebuilder 1800223355 |
| Idea Cellular 18002705555 |
| Idea Cellular MNP 18002700000 |
| IDFC MF Investments 1800226622 |
| IDFC Infra Bonds 180030004332 180030004333 |
| IFB Appliances 18604255678 |
| IFBI NIIT 18002668000 |
| IFFCOTOKIO General Insurance 18003453303, 18001035499 |
| igenius 18002005577 |
| IGNOU Bharti Centum 18001034457 |
| IIJT 18002666777 |
| IIPM 18001030909 |
| IIPMISBE 18001030900 |
| IIPS Kanpur 18004251830 |
| IL&FS InvestSmart 1800224444 |
| ImageBazaar.com 1800116869 |
| imint 18001026648 |
| Impel Overseas 18001022829 |
| In Digital 1800223456 |
| Indane – 1800445115 18002333555 |
| Indiagetonline.in 18002663000 |
| India Can Accounts 18001025665 |
| India Ahoy 1800112289 |
| India AntiVirus 18002095550 |
| India Bulls Home Loan 18002007777 |
| India First 18002005700 |
| India Infoline 1800226555 |
| India Meteorological Department (Govt. of India) 18001801717 |
| India Prohealth Foods 18001802033 |
| India Today Magazine (Living Media India Ltd) 18001800100 |
| IndiaFirst Life 18002097800 (for Product), 18002098700 (for Customer Care) 18002005700 |
| Indian Airlines – 1800 180 1407 |
| Indian Bank – 18004251400 18004254422(ATM) |
| Indian Institute of JobOriented Training (IIJT) 18002666777 |
| Indian Institute of Planning and Management (IIPM) 18001030909 |
| Indian Oil Corp IOC 18002333555 JS Negi Sales Officer9415019137 |
| Indian Overseas Bank 18004254445 18004253402(Corruption) |
| Indian Overseas Bank Credit Cards 18004257744 |
| Indian Railway Centralised Railway Enquiry 1330/1/2/3/4/5/6/7/8/9 |
| Indian Railway General Enquiry 131 1361(English) 1362(Hindi) |
| Indian Railway Railway Reservation Enquiry 132, 1345,1335,1330 |
| Indian Railway Catering and Tourism Corporation (IRCTC) 1800111139 |
| Indian Railway Passenger Grievance (Northern Railway India) 1800112511 |
| Indian Renewable Energy Development Agency Limited (IREDA) 1800111442 |
| Indian Retail School 18001034647 |
| Indian School of Integrated Learning (ISIL) 18002098283 |
| Indiamart 18002004444 |
| IndiaProperties.com 18002334555 |
| Indiatimes Travel 18001808800, 18001028888 |
| IndiGo 18001803838 |
| Indraprastha Gas Limited (IGL) PNG Helpline 1800112535 |
| IndusInd 1800220061 18002090061 |
| ING Vysya 18004259900 1800 44 9900 |
| ING Vysya Life Insurance 18004255433 1800 425 8228 |
| Ingersoll Rand 18002337926 |
| Institute for Technology and Management (ITM) 1800229727 |
| Institute of Finance, Banking & Insurance (IFBI) 18001806448, 18001026448 |
| Insurance Regulatory and Development Authority (IRDA) 18004254372 |
| Intelnet 18002093355 |
| InterContinental Hotels Group 1800111000 |
| International Institute of Information Technology (IIIT) 18002336372 |
| Intex 1800116789 |
| Intex Mobile 1800 10 38822 |
| Investmentz.co.in 1800229002 |
| iPill 1800229898 |
| Ireo world 18002000001 |
| ISBEIIPM 18001030909 |
| iSchool 18001021515 |
| Ista Hotels 18001024782 |
| ITC Welcome Group 1800111333, 18001022333, 18002002333 |
| ITM Business School 1800229727 |
| ITM Group of Institutions 18002099727, 1800229727 |
| ITON UPS Emerson Network Power 1800223331 |
| iTrust 18001807424 (RICH) |
