Given below is the procedure and dialing codes for making international calls to Hawaii. While calling to Hawaii from any country other than United States, the format is as given below

The international dialing codes and dialing format to call Hawaii is :
IDD + 1 + 188 + Recipient's Number

IDD or International Direct Dial code is the access code of the country from which you are dialing
1 Country Code of United States
188 Area Code of Hawaii

For example, to call Hawaii from United States, the number format is:
011 + 1 + 188 + TEL #
where 011 is the Exit code for United States, 1 is the ISD code for United States, 188 is the area code for Hawaii and TEL # is the recipient's phone number.

Enter Country From Which You Want to Call Hawaii

The International Subscriber Dialling Code (ISD Code) of United States is 1. ISD code is also know as country calling code.

Hawaii Area Code 188

Calling Hawaii From Abroad

Use the example below to know the rule for dialing a number in Hawaii and make international calls to Hawaii.

To Make International Calls to Hawaii Dial

Exit code + 1 + 188 + Telephone Number

When to Call Hawaii - Time Difference between Hawaii & Other Countries

While calling Hawaii, having an idea about the local Hawaii time at the time of your call will ensure that you are not calling someone during untimely hours. Use the Time Converter given below to know what time it is in Hawaii. Enter the time in the country from where you are calling Hawaii and find the corresponding local time in Hawaii.

The Time Zone Converter

Given below is the current time in Hawaii. Enter Your Timezone and Change the time in the textbox below to get corresponding time in Hawaii. You can use this Time converter to find an appropriate time to make international calls to Hawaii.

The Time Zone Converter
Time in:
Corresponding time in: