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Chennai Dialing Instructions
To make an international telephone call to Chennai, India from any country worldwide, please follow the dialing procedure shown below.
Note that the dialing steps are somewhat different depending on whether you are dialing a Chennai landline phone or a Chennai mobile phone
Click here for dialing steps by country for selected countries.
Follow this basic dialing procedure to place an international long-distance call from any country worldwide to a landline or mobile phone number in Chennai, India.
The procedure outlined below is most applicable to direct international dialing from a landline or mobile phone in the home or office. Dialing procedures may differ when using a calling card or a VoIP internet calling service.
1. Dial international access code / IDD: xxx
Dial your country's international access code (aka IDD) to initiate a phone call to Chennai.
Note that some mobile operators do not require dialing an IDD for certain calls and/or allow use of substitute characters (such as '+') in lieu of dialing an IDD. As well, in many cases you don't dial an IDD when using a calling card or VoIP service.
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.
If your Chennai phone number starts with a '0' - e.g., 044 - 44481800, delete the '0'. The '0' is a national direct dial (NDD) code and is used only for calls within India.
4. Determine if calling to landline or mobile phone
Landline and mobile phone numbers are slightly different in Chennai, as elsewhere in India. All India numbers are 10-digits, but landline numbers are 8-digits and require a separate 2-digit area code. Mobile numbers are 10-digits and do not require the area code. Check here to learn how to tell a landline phone number from a mobile phone number.
5. If calling a Chennai landline phone number...
a. Dial the 2-digit Chennai area code: 44
Chennai proper has only one area code. Nearby areas may use other codes.
b. Dial an 8-digit local subscriber number: xxxx xxxx
All landline phones in Chennai proper have an 8-digit local subscriber number.
6. If calling a Chennai mobile phone number...
Simply dial the 10-digit mobile number: 9x xxx xxxxx
All mobile phones in Chennai have 10-digits and start with '9'. No area code should be dialed.
Steps to Dial Chennai from a Specific Country
Follow the links below for country-specific dialing instructions for calling Chennai landline and mobile phones. These pages include originating country access codes and other information.
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