Videocon USSD Codes

Balance Check → *123#

Uninor USSD Codes

Balance Check → *222*2#
Check SIM Card Number → *222*4#

Aircel USSD Codes

Check Your Own Number → *1# or *234*4#
Balance Check → *125# or *127#
GPRS Data → *126*1# or *126*4#
Available minutes and SMS → *123#

Reliance USSD Codes

Balance Check → *367# or *306# or *402#
Check Internet Data → *333*1*3*1# or *367*3#
Check Your Number → *1#
Recharge → *368# or *305*<14 digit pin>#
Special Packs → *777#
Caller Tunes → *999#
Packs → *123# or *321#
Free Net → *123*099#

BSNL USSD Codes

Balance Check → *123#
GPRS/3G Data, Local SMS, Onnet Voice, GPRS Data Night, All Active STVs by SMS → *112#
SMS Local → *123*1#
National SMS → *123*2#
Network Call → *123*5#
Local Network Call → *123*6#
Night GPRS Pack → *123*8#
Video Call Balance → *123*9#

Idea USSD Codes

Balance Check → *212# or *130# or *123#
Idea Service Menu → *147#
Check Your Number → *789# or *100# or *1#
Account balance → *456# or *457#
Check GPRS Balance → *125# or *131*3#
SMS Balance → *451#
Balance Transfer *567*Mobile Number*Rs.#
Idea Service → *147#
Idea Pack → *369#
Idea Price → *567#
Customer Care → 12345
Idea Menu → *111#
Active 3G → ACT 3G to 12345
Deactive 3G → DEACT 3G to 12345
GPRS Setting → SET to 12345

Airtel USSD Codes

Balance Check → *123#
Check Your Number → *140*1600# or *282#
Daily and Monthly SMS pack → *555# or *777#
Special Five Offers → *222#
Airtel Gift Service → *141#
Facebook Fontwise Service → *325#
My airtel My Offers → *121#
Check GPRS Data → *123*7# or *123*10#
Daily SMS Count → *125*5#
Mobile Office Activation or Deactivation → *567#
Direct Call Customer Care → 198p2p1p4p2
DND service call → 1909
Twitter service → *515#
3G data balance → *123*11#

TATA DOCOMO USSD Codes

Know Your Number → *1# or *580#
Balance Check → *111#
GPRS or Internet Data Check → *111*1#
Customer Care → 121
DND(Do Not Disturb) Call → 1909 or SMS → START DND to 1909
Recharge *135*2<Recharge Pin>#
Balance Inquiry → *191*2#
Validity → *191*3#
Service Points → *191*4#
Last 3 Recharge History → *191*5#
Status of free usage(Pool Balance) → *191*6#
Start/Stop Services → *191*7#
Service Request → *191*8#
Customer Preference → *191*9*1#
Home Zone Locations → *191*9*2#
Daily SMS Count → *191*9*3#
DATA → *191*9*4#
CALL → *191*9*5#
Prepaid Bill Request → *191*9*6#
Edit & Add Account Details → *191*9*7#
Special Offers → *191*9*8#
3G Internet Packs → *141*1#
Local Flavour → *141*2#
ILD Packs → *141*3#
New Internet Packs → *141*4#
Daily/Weekly Packs → *141*5#
Music Unlimited → *141*6#
Chat Zone → *141*7#
Discount Zone → *141*8#
Talk More → *141*9#

Vodafone USSD Codes, Full list of Vodafone USSD Codes

Vodafone USSD Codes

Balance Check → *141#
V2V Nite Minutes → *147#
Check SIM Card Number → *111*2#
Free SMS Balance → *142#
Calling Balance → *145#
Free Local Minutes → *148#
Active Data Plans → *111*6*1#
Usage Allowance → *111*6*2#
Best Offers → *111*8#
Offers → *121#
Low Balance Services → *111*9#
Bonus Cards → *111*7*#
Vodafone Delights → *111*1#
Last Three Calls → *111*3*1#
Last Three SMS → *111*3*2#
Last 3 Charges → *111*4#
Last 3 Recharges → *111*5#

Vodafone Customer Care Number – 111 or 198 (Complaint No)
Main Balance Check – *141#
Gprs Balance Check – *141*9# or *111*6#
Know 3G data card balance :- *111*5*2#
Your Vodafone Number – *121*0# or *555# or *8888# or Dial 164 or *111*2#
SMS Balance – *142#
Call Balance Check – *145#
3G Activation – Prepaid-> ACT 3G to 144, Postpaid-> ACT 3G  to 111
Gprs balance data balance :- GPRS to 144
Night GPRS balance :- *123*8#
20 MB 3G plan :- *444*8# (for old plan)

GPRS PACKS:

1 day GPRS pack – *121*05#
3 days GPRS pack – *121*14#
7 days GPRS pack – *121*25#
15 days GPRS pack – *121*49#
1 month GPRS pack – *121*98#

3G GPRS Packs:

5GB 1 month 3G – *121*851#
8GB 1 month 3G – *121*1251#
DND Service – dial 1909 then choose option Activation or Deactivation
Rate Cutter – *121*10# and 10 paise per min activated on your mobile.
Hellotune Trick – dial 5525 or 54206090 and select song Activated in your mobile.
Balance Transfer – *131*<Amount><Receiver No>#

You can get 10 Rs. credit balance by sending SMS CREDIT to 144. or just call 1241 and follow the instructions to get loan.There are 3 kind of balance loan Vodafone offer, Rs. 5, Rs. 10 & Rs. 25 and in retrun Vodafone will will charge Rs. 6 for Rs. 5, Rs. 12 for Rs. 10 and Rs. 28 for Rs. 25 loan amounts.