| H & R Johnson (India) 1800227484 |
| Hamilton India Treo 18002092151 |
| Hanes 1800220055 |
| Havells India 18001031313 1800110303 |
| Hayward Medical Center 18007577585 |
| Haywards 18605000506 |
| Hazel Infotech 1800204400 18001034400 |
| HCBLBank 18001800900 |
| HCG Oncology 18004256626, 18001026626, 1800116626 |
| HCL – 1800 180 8080 18601800425 |
| HCL BPO 18001023553 |
| HDFC Bank – 1800 227 227 18004254332 05224004332 1800 224 060 |
| HDFC Bank Credit Cards 18003454332 1800 425 4332 |
| HDFC Chubb General Insurance Co. Ltd. 1800226226 |
| HDFC Deposits 1800222022 |
| HDFC ERGO General Insurance 18002700700, 1800226226 |
| HDFC Insurance 1800227227 |
| HDFC MF 18002336767 |
| HDFC Securities Limited 1800229600, 1800229700 |
| HDFC Standard Life – 1800228228 18002097777 1800227227 |
| Health Chek Diagnostics 1800111213 |
| Hearing Care India 18001033800 |
| Helpage India 18001801253 |
| Helpilne Electricity Theft Haryana 1800 180 1011 |
| Helpline AntiRagging UGC 18001805522 |
| Helpline Census2011 18003450111 |
| Helpline Consumer core.nic.in – 180011804566 |
| Helpline Consumer fcamin.nic.in – 1800114000 |
| Helpline Corruption CVC – 1800110180 |
| Helpline Elecion Voter List Update 18001801950 |
| Helpline Electricity Dakshinanchal Vidyut Vitaran Nigam 18001803007 |
| Helpline ESIC 1800112526 |
| Helpline Food Adulteration 18001805533 |
| Helpline Gender Issues 1800119292 |
| Helpline Gramya Vikaas U.P. 18001805999 |
| Helpline Income Tax EFiling 18004252229 |
| Helpline Income Tax TRP 18001023738 1800113738 |
| Helpline Indian Youth Congress 1800 1800 977 18604254357 |
| Helpline ISI/BIS 18001805512 |
| Helpline Jago Grahak Jago 1800114000 |
| Helpline Jan Lokpal 9212123212 |
| Helpline Jansankhya Sthirata Kosh (JSK) 18001116555 |
| Helpline Krishi Vibhaag U.P. Kisan Care 18001801551 |
| Helpline Legal Aid Lok Adalat Legal Service Cell U P 18004190234 |
| Helpline Mahila Kalyan Sewa Samiti 1800110180 |
| Helpline MSME Udyami 18001806763 |
| Helpline National Election Watch 1800110440 |
| Helpline Pravasi Bhartiya (MOIA) 1800113090 |
| Helpline Voter Haryana 18001802047 |
| Heritage Health Services 1800224004 |
| Hero Electric Bikes 186026622662 9212555211 |
| Hero Honda 18001800016 |
| Hero Impulse 18002660018 |
| Hero Motocorp 18002660018 |
| Hettich India 18002092096 |
| Himachal Tourism 18001808077 |
| Himachalhotels.in 18001808077 |
| Himalya International 18004204445 |
| Hindustan College – 1800 33 4438 |
| Hindustan Petroleum (HP) 18002333777, 18002333999 |
| Hindustan Times Classifieds 18602664242 |
| Hindustan University 18004254438 |
| Hiranandani Palace Gardens, Chennai 1800222211, 18001033333, 180030700012 |
| Hitachi 18002008585 |
| HiTech RO Systems 18002331365 |
| Holiday Inn 1800111000 |
| Home Shop 18 18001800918, 1800111718 18601800918 |
| Honda Bikes 18002660018 |
| Honda Car 1800113121, 18001033121 |
| Hostcats.com 18001024678 |
| Hotel Orchid 1800225432 |
| Hotels.com 18004194400 |
| HP 18004254999 (Products), 1800112267 (Consumer Care) 1800112234 |
| HP 18002333555 1800221222 60506050 05226500112 AK Choudhary Sales Officer9984121212 |
| HRH Group of Hotels 18001802933, 18001802944 |
| HSBC 18001032666 |
| HSBC Assets 18002090100 |
| HSBC InvestDirect 1800224444, 18002094477 |
| HSBC Lucknow 9935142424 9935097318 9935097373 |
| HSBC Premier 1800224722, 18001034722, 18002004722 |
| HTC Mobile 18001033566 1800113377 |
| HUL Unilever 1800228080 18001022221 |
| HUL Pureit 18601801000 18605005678 |
| Hyatt Reservations 1800228001 |
| Hyderabad House 18004251801 |
| Hyundai 1800114645 (Call Centre), 18001024645 (24x7 Road Assist) |
