Call Chennai, India

Dialing Codes for Calling Chennai

Use these telephone dialing codes to call Chennai, India from another country.

Phone Number Formats to Call Chennai

To make an international telephone call to Chennai, you need to dial a phone number formatted correctly for either a landline or mobile phone as follows:

Call a Chennai Landline Phone

ccc	91	44	nnnn nnnn
international access code	country code	area code	local subscriber number

Call a Chennai Mobile Phone

ccc	91	9x xxx xxxxx
international access code	country code	10-digit mobile number

Click here for more on information on India phone numbers.

How to Make an International Call to Chennai

To make an international call to Chennai, India, follow this international dialing procedure.

1. Dial your international access code / IDD:  ccc

Note that some mobile operators do not require dialing an IDD and/or allow use of substitute characters (such as '+') in lieu of an international access code.

2. Dial India country code:  91 

Dial country code +91 to reach any location in India. Country codes are also known as ISDs or international subscriber dialing codes.

3. Confirm that you have a 10-digit Chennai local subscriber number

All India local subscriber numbers are 10-digits long. If you don't have a 10-digit number, then the next steps may correct the problem. If not, you will need to get a valid 10-digit number somehow. More on local subscriber numbers, including differences between landline and mobile numbers.

4. If you have an 11-digit Chennai number starting with '0', remove the '0'

If your Chennai destination phone number starts with a '0' - e.g., 044 45481800 or 094 451 23456, delete the '0'. The '0' is required only for domestic long distance calls (NLD calls).

5. Determine if calling to a landline or a mobile phone

India landline and mobile phone numbers are formatted differently. Landline numbers contain both an area code and a local subscriber number. Mobile numbers are always 10-digits and do not require a separate area code. Check here to learn how to tell landline numbers from mobile phone numbers.

6. If calling a Chennai landline phone number...

Chennai landline numbers consist of a 2-digit area code and an 8-digit local subscriber number (10-digits total). When written, sometimes there's a space separating the area code, sometimes not. If you have a 10-digit number, you can simply dial it. If not, use the area code below.

a. Dial Chennai area code:  44 

Chennai has just one 2-digit area code.

b. Dial the local subscriber number:  nnnn nnnn

Chennai landline subscriber numbers are all 8-digits. You can lookup BSNL and other phone numbers here.

7. If calling a Chennai mobile phone number...

Simply dial the 10-digit mobile number:  9x xxx xxxxx

All mobile phones in India have 10-digits and start with '9'. No area code should be dialed.

Call Chennai from Selected Countries

Follow the links below for complete landline and mobile telephone dialing information for making international calls to Chennai.

Some countries, e.g., Australia, Brazil, France, and Singapore, have more than one international access code (or 'IDD'). These codes designate specific carriers, specific countries, or for other purposes. Be sure to use the correct international telephone prefix for your carrier or calling plan when calling Chennai.