Dialing Codes for Selected Countries

The table below shows the complete international phone number format for calling Chicago, IL from selected countries worldwide. The table includes the international direct dial code (or IDD) for each country.

Dialing codes for Chicago, United States

The table highlights the dialing differences between dialing Chicago landline phones and Chicago mobile phones. The landline phone number format is marked with an 'l' and the mobile phone format is marked with an 'm'.

Please consult with your international phone operator to determine if additional dialing steps are required to secure an international phone line from your carrier.

International Phone Number Format to Call Chicago

To make an international phone call to Chicago, IL, you will need to dial a phone number formatted roughly as follows:

International Phone Number Format

idd  1  aaa nnn nnnn
international
access code
US country
code
area
code
local subscriber
number

Aside from the US country code, all the other dialing code still need to be plugged in.

The international access code (or IDD) will be 1- to 4-digits long, depending on your country. You can find the IDD for selected countries below. If your country is not listed, please look up other IDDs here.

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Phone Number Formats for Calling Chicago

The phone number formats for making international calls to Chicago landline or mobile phone numbers are listed below for selected countries.

Follow country links for additional dialing details. If your country is not listed, you can find general Chicago dialing information here.

International Dialing Codes for Selected Countries

Call Chicago from... IDD Your phone number
should look like this
The Americas
Call Chicago from Brazil 00xx*  00xx 1 aaa nnn nnnn
Call Chicago from Canada n/a** 1 aaa nnn nnnn
Call Chicago from Mexico 00  00 1 aaa nnn nnnn
Europe
Call Chicago from France 00*  00 1 aaa nnn nnnn
Call Chicago from Germany 00  00 1 aaa nnn nnnn
Call Chicago from Ireland 00  00 1 aaa nnn nnnn
Call Chicago from Italy 00  00 1 aaa nnn nnnn
Call Chicago from the Netherlands 00  00 1 aaa nnn nnnn
Call Chicago from Turkey 00  00 1 aaa nnn nnnn
Call Chicago from the UK 00  00 1 aaa nnn nnnn
Middle East & Africa
Call Chicago from Bahrain 00  00 1 aaa nnn nnnn
Call Chicago from Israel 00*  00 1 aaa nnn nnnn
Call Chicago from Kuwait 00  00 1 aaa nnn nnnn
Call Chicago from Qatar 00  00 1 aaa nnn nnnn
Call Chicago from Saudi Arabia 00  00 1 aaa nnn nnnn
Call Chicago from South Africa 00  00 1 aaa nnn nnnn
Call Chicago from UAE / Dubai 00  00 1 aaa nnn nnnn
Asia Pacific
Call Chicago from Australia 0011  0011 1 aaa nnn nnnn
Call Chicago from China 00  00 1 aaa nnn nnnn
Call Chicago from India 00  00 1 aaa nnn nnnn
Call Chicago from Japan 010*  010 1 aaa nnn nnnn
Call Chicago from New Zealand 00  00 1 aaa nnn nnnn
Call Chicago from Pakistan 00  00 1 aaa nnn nnnn
Call Chicago from Philippines 00  00 1 aaa nnn nnnn
Call Chicago from Singapore 001*  001 1 aaa nnn nnnn
Call Chicago from South Korea 00xxx*  00xxx 1 aaa nnn nnnn
Call Chicago from Taiwan 002  002 1 aaa nnn nnnn

NOTES:

* This country has multiple IDDs. Follow links for details.

** No IDD is required when dialing Chicago from Canada, Jamaica, or any other country within the North American Numbering Plan (NANP).

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