How to Call Kolkata, India provides detailed information for making international long distance telephone calls to Kolkata, India from any country in the world.

Dial Kolkata, India

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Kolkata, aka Calcutta, is India's 3rd largest city. It is located in eastern India on the River Hooghly in the state of West Bengal. Kolkata is roughly at sea level and has a hot, humid tropical climate. For many years, Kolkata was the capital of India during the British Raj. The city has experienced political and economic turmoil since the mid-1950's, but there has been a solid economic upturn since 2000, driven by rapid growth of IT business. more on Kolkata

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Phone Number Format for International Calls

To make an international phone call to Kolkata, you generally will need to dial a phone number formatted as follows:

General International Phone Number Format
for Calling Kolkata

xxx 91  33  nnnn nnnn 
access code
local subscriber

Taking this general format, you need to plug in the outbound international access code for your originating country and the local subscriber number in Kolkata.

Note: this format applies to dialing Kolkata landline phone numbers. See below for dialing codes for calling Kolkata mobile phones.

More on int'l phone numbers >>>>>

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Landline vs. Mobile Phone Number Formats

In Kolkata, landline phones and mobile phones have different phone number formats. Both types of phone numbers are 10-digits long, but Kolkata landline phones include the 2-digit Kolkata area code (' 33 ') whereas Kolkata mobile phones do not require a separate area code.

The complete international phone numbers you should use to reach the two types of phones are shown below.

Landline vs. Mobile Phone Number Format
Kolkata landline numbers
(2-digit area code + 8-digit landline number starting with '2', '3', '4', or '6')
xxx 91 33 nnnn nnnn 
Kolkata mobile numbers
(10-digits starting with '9' - no separate area code)
xxx 91 9x nn nnnnnn 

Note: 11-digit mobile numbers have been announced and may be implemented at some point. As and when that happens, you will need the updated 11-digit mobile number to complete your call.

More on landline vs. mobile dialing >>>>>

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Call Kolkata from Selected Countries

Follow the country links below for dialing codes, phone number formats, and step-by-step dialing instructions for calling Kolkata, India from these selected countries.

If your country is not listed, you can lookup international access codes / IDDs here and you can lookup country codes here.

Call Kolkata from Selected Countries
The Americas
Call Kolkata from the USA
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Call Kolkata from Mexico
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Call Kolkata from Germany
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Middle East & Africa
Call Kolkata from Bahrain
Call Kolkata from Kuwait
Call Kolkata from Qatar
Call Kolkata from Saudi Arabia
Call Kolkata from UAE / Dubai
Call Kolkata from South Africa
Asia Pacific
Call Kolkata from Australia
Call Kolkata from China
Call Kolkata from Japan
Call Kolkata from New Zealand
Call Kolkata from Philippines
Call Kolkata from South Korea
Call Kolkata from Taiwan

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

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Call Kolkata from Any Country

To make an international call to Kolkata, India, you first need to dial the international access code (aka 'IDD') for your originating country. You can lookup the international access code for your country in the widget below.

Find an International Access Code / IDD
Calling from...
Your IDD
Your IDD will print here

Insert your IDD at the maroon x's below to create a complete international phone number for calling Kolkata.

  • Phone number format to call a Kolkata landline number:
    'xxx 91 33 nnnn nnnn '
  • Phone number format to call a Kolkata mobile number:
    'xxx 91 9x nn nnnnnn '


  • Some countries, e.g., Australia, France, Singapore, use more than one IDD to designate specific carriers, specific countries, or other purposes. Be sure to use the correct code for your carrier or calling plan.
  • A '~' symbol indicates a dialing pause. Dial any numbers before the '~', then wait for tone before continuing to dial.

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