Indian Toll Free Numbers

Airlines

Indian Airlines -1800 180 1407
Jet Airways - 1800 22 5522
Spice Jet - 1800 1803333 
Air India -- 180022 7722 
Kingfisher -1800 180 0101 

Banks

ABN AMRO -1800 11 2224
Canara Bank - 1800 44 6000
Citibank - 1800 442265
Corporation Bank -1800 443 555
Development Credit Bank- 1800 22 5769 
HDFC Bank- 1800 227 227
ICICI Bank- 1800 333 499 
ICICIBank NRI - 1800 22 4848
IDBI Bank - 1800 11 6999
Indian Bank - 1800 4251400
ING Vysya - 1800 449900
Kotak Mahindra Bank- 1800 22 6022
Lord Krishna Bank- 1800 11 2300 
PunjabNational Bank - 1800 122 222 
State Bank of India - 1800 441955
Syndicate Bank -1800 44 6655 

Automobiles

Mahindra Scorpio -180022 6006 
Maruti - 1800111 515
Tata Motors -1800 22 5552
Windshield Experts- 1800 11 3636

Computers/IT

Adrenalin -1800 444 445
AMD - 1800 4256664
Apple Computers -1800 444 683 
Canon -1800 333 366
Cisco Systems- 1800 221 777
Compaq -HP - 1800 444 999
DataOne Broadband - 1800 424 1800
Dell - 1800 444 026
Epson - 1800 44 0011 
eSys - 3970 0011
Genesis Tally Academy - 1800 444888 
HCL - 1800 1808080
IBM - 1800 443 333
Lexmark - 1800 224477
Marshal's Point -1800 33 4488
Microsoft -1800 111 100 
Microsoft Virus Update- 1901 333 334 
Seagate- 1800 180 1104
Symantec- 1800 44 5533 
TVSElectronics - 1800 444 566
WeP Peripherals - 1800 44 6446
Wipro - 1800 333312
Xerox - 1800 1801225
Zenith - 1800 222004 

IndianRailway Enquiries 

Indian Railway General Enquiry131
Indian RailwayCentral Enquiry 131 
Indian Railway Reservation131
Indian RailwayRailway Reservation Enquiry 1345,1335,1330 
Indian Railway CentralisedRailway Enquiry 1330/1/2/3/4/ 5/6/7/8/9

Couriers/Packers &Movers 

ABT Courier-1800 44 8585
AFL Wizz- 1800 22 9696 
AgarwalPackers & Movers - 1800 11 4321 
Associated Packers P Ltd - 180021 4560
DHL - 1800 111345
FedEx - 1800 226161
Goel Packers & Movers- 1800 11 3456
UPS- 1800 22 7171

(courtesy:younus,w.suhruthu.com)