| S.No. | Organization | Contact Number |
|---|---|---|
| 1 | I.K. Gujral Punjab Technical University (PTU) | 1800-266-2501, 1800-419-0730 |
| 2 | ICAR - National Research Centre on Equines (NRCE) | 1800-180-1233 |
| 3 | ICAR- Indian Agricultural Research Institute (ICAR-IARI) | 1800-118-989 |
| 4 | Ice Make Refrigeration Limited | 1800-120-5061, 1800-120-0230 |
| 5 | ICICI Lombard General Insurance Company Limited | 1800-209-8888 |
| 6 | ICICI Lombard General Insurance Company Limited | 1800-266-6 |
| 7 | ICICI Prudential Asset Management Company Limited | 1800-222-999, 1800-200-6666 |
| 8 | ICICI Prudential Asset Management Company Limited (IPAMC) | 1800-222-999, 1800-200-6666 |
| 9 | ICICI Prudential Life Insurance Company Limited | 1860-266-7766 |
| 10 | Icon Analytical Equipment Private Limited | 1800-103-1423 |
| 11 | IDBI Asset Management Limited | 1800-419-4324 |
| 12 | IDBI Bank Limited | 1800-200-1947, 1800-221-070 |
| 13 | IDBI Bank Limited | 1800-209-4324, 1800-221-070 |
| 14 | IDFC First Bank Limited | 1800-108-88 |
| 15 | IDFC First Bank Limited | 1800-419-4332, 1860-500-9900 |
| 16 | IDP Education India Private Limited | 1800-102-2233 |
| 17 | IFB Industries Limited | 1860-425-5678 |
| 18 | IFFCO Tokio General Insurance Company Limited | 1800-103-5499 |
| 19 | Iffco-Tokio General Insurance Company Limited | 1800-103-5499 |
| 20 | IIJT | 1800-266-6777 |
| 21 | IILM Institute of Higher Education | 1800-180-4456 |
| 22 | Income Tax | 1800-180-1961 |
| 23 | Income Tax Department | 1800-425-2229, 1800-103-4455 |
| 24 | Income Tax Department | 1800-425-6669 |
| 25 | Income Tax Department | 1800-4250-0025, 1800-425-2229, 1800-103-4455 |
| 26 | Inderprastha Engineering College (IPEC) | 1800-120-802000 |
| 27 | India Infoline Finance Limited (IIFL) | 1800-3000-1155 |
| 28 | India Meteorological Department (IMD) | 1800-220-161 |
| 29 | India Post Payments Bank Limited (IPPB) | 1800-180-7980 |
| 30 | India Shelter Finance Corporation Limited | 1800-572-8888 |
| 31 | India Yamaha Motor Private Limited (IYMPL) | 1800-420-1600 |
| 32 | Indiabulls Housing Finance Limited (IBHFL) | 1800-200-7777 |
| 33 | Indiabulls Securities Limited | 180-200-7777 |
| 34 | Indian Air Force (IAF) | 1800-112-448 |
| 35 | Indian Association of Palliative Care (IAPC) | 1800-202-7777 |
| 36 | Indian Bank | 1800-425-00000 |
| 37 | Indian Bank | 1800-425-00000, 1800-572-2000 |
| 38 | Indian Cancer Society (ICS) | 1800-221-951 |
| 39 | Indian Computer Emergency Response Team (CERT-In) | 1800-114-949, 1800-116-969 |
| 40 | Indian Culinary Institute (ICI) | 1800-180-3151 |
| 41 | Indian Oil Corporation Limited (IOCL) | 1800-233-3555 |
| 42 | Indian Pharmacopoeia Commission (IPC) | 1800-180-3024 |
| 43 | Indian Railway Catering and Tourism Corporation Limited (IRCTC) | 1800-110-139 |
| 44 | Indian School of Business (ISB) | 1800-103-3234 |
| 45 | IndianOil - Adani Gas Private Limited (IOAGPL) | 1800-233-55666 |
| 46 | Indraprastha Gas Limited (IGL) | 1800-102-5109, 155216, 1800-111-817 |
| 47 | Indriya | 1800-210-8383 |
| 48 | Indus Towers Limited | 1800-102-1666 |
| 49 | Indusind Bank Limited | 1800-220-061, 1800-209-0061 |
| 50 | Indusind Bank Limited | 1860-267-7777 |
| 51 | IndusInd Bank Limited | 1860-500-5004 |
| 52 | Industrial Extension Bureau (iNDEXTb) | 1800-233-1847 |
| 53 | Industrial Promotion and Investment Corporation of Odisha Limited (IPICOL) | 1800-345-7111 |
| 54 | Info Edge (India) Limited | 1800-102-5558 |
| 55 | Insel Rectifiers (India) Private Limited | 1800-307-09989 |
| 56 | Institute for Technology and Management | 1800-209-9727 |
| 57 | Institute of Banking Personnel Selection (IBPS) | 1800-222-366, 1800-103-4566 |
| 58 | Institute of Computer & Finance Executives (ICFE) | 1800-102-1213 |
| 59 | Institute of Finance, Banking & Insurance (IFBI) | 1800-266-8000 |
| 60 | Institute of Health Management Research (IIHMR), Bangalore | 1800-572-2728 |
| 61 | Institute of Hospitality & Management | 1800-419-2166 |
| 62 | Institute of Liver & Biliary Sciences (ILBS) | 1800-115-354 |
| 63 | Institute of Public Enterprise (IPE) | 1800-3000-4473 |
| 64 | Institute of Technology and Management (ITM) | 1800-209-9727 |
| 65 | International Institute of Health Management Research (IIHMR) | 1800-102-9120 |
| 66 | International Institute of Health Management Research (IIHMR) | 1800-301-05700 |
| 67 | International Tractors Limited | 1800-102-1011 |
| 68 | Intex Technologies (India) Limited | 1800-116-789 |
| 69 | Intimi India Limited | 1800-102-7180 |
| 70 | Invertis University | 1800-274-5252 |
| 71 | Isuzu Motors India Private Limited | 1800-419-9188 |
| 72 | ITFT - Institute of Technology and Future Trends | 1800-180-2424 |
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