| S.No. | Organization | Contact Number |
|---|---|---|
| 1 | A. O. Smith India Water Products Private Limited | 1800-103-2468, 1860-500-2468 |
| 2 | Aakash Institute | 1800-212-0329 |
| 3 | Abhyudaya Co-Operative Bank Limited | 1800-229-699 |
| 4 | ACC Limited | 1800-103-3444 |
| 5 | Accurex Biomedical Private Limited | 1800-209-8456 |
| 6 | Acer India Private Limited | 1800-103-2237, 1800-11-4100, 1800-3000-1919 |
| 7 | Acer India Private Limited | 1860-120-2019, 1800-116-677 , 1800-114-100 |
| 8 | Acko General Insurance Limited | 1860-266-2256 |
| 9 | Adani Gas Limited | 1800-233-55555 |
| 10 | Adarsh Credit Co-Operative Society Limited | 1800-3000-3100 |
| 11 | Additional Director General | 1800-111-550 |
| 12 | Adesh Medical College & Hospital, Kurukshetra | 1800-274-0512 |
| 13 | Aditya Birla Sun Life AMC Limited | 1800-270-7000 |
| 14 | Aditya Birla Sun Life Insurance Company Limited | 1800-270-7000 |
| 15 | Ador Welding Limited | 1800-233-1071 |
| 16 | Advanced Hair Studio | 18001031191 |
| 17 | Aegon Life Insurance Company Limited | 1800-120-4433 |
| 18 | Agilent Technologies India Private Limited | 1800-180-1517, 1800-102-7906 |
| 19 | Agmatel India Private Limited | 1800-113-233 |
| 20 | Agriculture Insurance Company of India Limited (AIC) | 1800-116-515 |
| 21 | Ahmedabad Municipal Transport Service (AMTS) | 1800-233-0881 |
| 22 | Aimil Limited | 1800-572-1330 |
| 23 | Air India Limited | 1860-233-1407 |
| 24 | Ajanta LLP | 1800-890-2808 |
| 25 | Ajanta Manufacturing Private Limited (OREVA Group) | 1800-120-4445 |
| 26 | Ajax Engineering Private Limited | 1800-419-0628 |
| 27 | Ajmer Vidyut Vitran Nigam Limited (AVVNL) | 1800-180-6565 |
| 28 | Akal University | 1800-202-0100 |
| 29 | Alkem Laboratories Limited | 1800-103-1414 |
| 30 | All India Institute of Speech & Hearing (AIISH) | 1800-425-5218 |
| 31 | Allengers Medical Systems Limited | 1800-266-8800 |
| 32 | Alpha Bridge Technologies Private Limited | 1800-419-8755 |
| 33 | Altis Hotel | 1800-102-4344 |
| 34 | American Express Banking Corp. (Amex) | 1800-419-1222 |
| 35 | American Express Banking Corp. (Amex) | 1800-419-2122 |
| 36 | American India Foundation (AIF) | 1800-243-4463 |
| 37 | American International Institute of Medical Sciences (AIIMS) | 1800-123-3600 |
| 38 | Amity University Punjab | 1800-202-6489 |
| 39 | Amway India Enterprises Private Limited (AIEPL) | 1800-180-0789 |
| 40 | Anand & Anand | 1800-137-4800 |
| 41 | Ananda Dairy International Limited | 1800-102-8397 |
| 42 | Andhra Medical College (AMC) | 1800-425-2131 |
| 43 | Andhra Pradesh State Christian (Minorities) Finance Corporation (APSCMFC) | 1800-425-1068 |
| 44 | Andhra Pradesh State FiberNet Limited (APSFL) | 1800-599-5555 |
| 45 | Andhra Pradesh State Skill Development Corporation (APSSDC) | 1800-425-2422 |
| 46 | Andhra Pradesh Tourism Development Corporation Limited (APTDC) | 1800-425-45454 |
| 47 | Andhra Pradesh Township and Infrastructure Development Corporation Limited (APTIDCO) | 1800-425-2323 |
| 48 | Ands Lite Private Limited | 1800-116-913 |
| 49 | AnG India Limited | 1800-111-264 |
| 50 | Anupam Kher's Actor Prepares | 1800-209-1231 |
| 51 | APL Apollo Tubes Limited | 1800-103-1331, 1800-102-3737 |
| 52 | Apollo Fertility, Brookefield | 1860-500-4424 |
| 53 | Apollo Health & Lifestyle Limited (AHLL) | 1860-500-7788 |
| 54 | Apollo Hospitals | 1860-500-1066 |
| 55 | Apollo Munich Health Insurance Company Limited | 1800-103-0555 |
| 56 | Apollo Proton Cancer Centre (APCC) | 1800-347-4587, 1860-500-2850 |
| 57 | Apollo Specialty Hospitals Private Limited | 1860-500-4424 |
| 58 | Apollo Tyres Limited | 1800-212-7070 |
| 59 | Apollo Women's Cancer Centre | 1860-500-1066, 1066 |
| 60 | APP (India) Paper Private Limited | 1800-212-1299 |
| 61 | Apparel Export Promotion Council (AEPC) | 1800-180-7000 |
| 62 | Apparel Training & Design Centre (ATDC) | 1800-180-7000 |
| 63 | ArcelorMittal Nippon Steel India (AM/NS India) | 1800-309-8905 |
| 64 | Ariston Group India Private Limited | 1860-425-2288 |
| 65 | Armor Protective Packaging India Private Limited | 1800-365-1117 |
| 66 | Army College of Medical Sciences (ACMS) | 1800-112-878 |
| 67 | Army Welfare Placement Organisation (AWPO) | 1800-119-922 |
| 68 | Artificial Limbs Manufacturing Corporation of India (ALIMCO) | 1800-180-5129 |
| 69 | Ashok Leyland Limited | 1800-102-2666 |
| 70 | Asia-Pacific Institute of Management | 1800-113-334 |
| 71 | Asian Law College (ALC) | 1800-103-3032 |
| 72 | Asian Paints Limited | 1800-209-5678 |
| 73 | ASICS India Private Limited | 1800-221-218 |
| 74 | ASK-EHS Engineering & Consultant Private Limited | 1800-233-2474 |
| 75 | Assam Inland Water Transport Development Society (AIWTDS) | 1800-889-4717 |
| 76 | Assam State Transport Corporation (ASTC) | 1800-345-3986 |
| 77 | Assam State Urban Livelihoods Mission Society (ASULMS) | 1800-123-167167 |
| 78 | Assistant Excise and Taxation Commissioner | 1800-258-2580 |
| 79 | Association for Democratic Reforms (ADR) | 1800-110-440 |
| 80 | Asteria Aerospace Limited | 1800-891-3361 |
| 81 | Astral Limited | 1800-233-7957 |
| 82 | Au Small Finance Bank Limited | 1800-120-01200 |
| 83 | Audi India | 1800-419-5757, 1800-210-6984 |
| 84 | Auro Power Systems | 1800-300-3152 |
| 85 | Avaya India Private Limited | 1800-103-0093 |
| 86 | Aveda Hotels & Resorts | 1800-102-4344 |
| 87 | AVG Logistics Limited | 1800-103-9665 |
| 88 | Aviva Life Insurance Company India Limited | 1800-103-7766 |
| 89 | Awadh | 1800-419-8090 |
| 90 | Axiom Ayurveda | 1800-300-08586 |
| 91 | Axis Asset Management Company Limited | 180-300-03300 |
| 92 | Ayushman Bharat Haryana Health Protection Authority (AB-HHPA) | 1800-111-565 |
| 93 | Azim Premji Foundation | 1800-274-0101 |
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