State Abbreviation Guide

What Is the Abbreviation for Hawaii?

The standard 2-letter abbreviation for Hawaii is HI.

State Abbreviation
HI
Traditional Form
Hawaii
Capital
Honolulu
Region
West

Hawaii Abbreviation

HI is the standard abbreviation for Hawaii. HI is the form used in mailing addresses, forms, databases, and current style guides.

2-letter postal code
HI
Traditional / AP style
Hawaii
Address format
Honolulu, HI
Takes periods?
No — write HI, not HI.

Hawaii Abbreviation for Mailing and Forms

Use HI for Hawaii in mailing addresses, shipping labels, government forms, and business records.

Mailing addresses
Shipping labels
Online checkout forms
Tax documents
Spreadsheets & databases
Government & school records

In all of these contexts write HI in uppercase. The form HI. with a period is incorrect for postal use.

What Does HI Stand For?

Hawaii's USPS abbreviation is HI.

USPS adopted HI for Hawaii in 1963, and it remains the standard form for addresses, forms, and databases.

How to Write a Hawaii Address

In a U.S. mailing address, write the city name, then HI in uppercase, then the five-digit ZIP Code. Never put a period after the abbreviation.

John Smith 123 Main St Honolulu, HI ZIP

The same format applies in checkout forms, school worksheets, CRM systems, spreadsheets, shipping labels, and government databases — anywhere a two-letter state code is required.

Related Abbreviation Questions

These states share a first letter, region, or alphabetical position with Hawaii and are commonly looked up alongside it.

What is the abbreviation for Florida? Florida's abbreviation is FL. What is the abbreviation for Georgia? Georgia's abbreviation is GA. What is the abbreviation for Idaho? Idaho's abbreviation is ID. What is the abbreviation for Illinois? Illinois's abbreviation is IL. What is the abbreviation for Alaska? Alaska's abbreviation is AK. What is the abbreviation for Arizona? Arizona's abbreviation is AZ.

FAQ

What is the abbreviation for Hawaii?

The standard USPS abbreviation for Hawaii is HI.

What is the postal abbreviation for Hawaii?

HI is the two-letter postal abbreviation for Hawaii. It is the form used in mailing addresses, shipping labels, forms, and databases.

How do you abbreviate Hawaii?

Abbreviate Hawaii as HI in current USPS, mailing, and database use.

What is the two-letter abbreviation for Hawaii?

HI is the official two-letter abbreviation for Hawaii.

What is the Hawaii state code?

HI is the two-letter state code used for Hawaii in mailing addresses, forms, spreadsheets, and databases.

Why is Hawaii abbreviated HI?

Hawaii's USPS abbreviation is HI.

What does HI stand for?

HI stands for Hawaii in the USPS state abbreviation system.

What is the old abbreviation for Hawaii?

Older editorial styles often wrote Hawaii as Hawaii. For mailing and database use, the modern standard is HI.

How do you write a Hawaii mailing address?

Use the city name, then the two-letter postal code HI, then the ZIP Code. For example: Honolulu, HI 00000.

What state is HI?

HI is the postal abbreviation for Hawaii, located in the West region. The capital is Honolulu.