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Hawaii — United States

Welcome to the postal codes directory for Hawaii, United States. As a prominent region in United States, Hawaii contains 94 major cities indexed. Our platform provides comprehensive zip codes, neighborhood directories, and simulated local phone number generation rules for developer form testing and compliance verification.

94 Total Cities Indexed
HAWAII Region Code
🔍 Showing 94 cities

Cities

94
Aiea Anahola Barbers Point Camp H M Smith Captain Cook Eleele Ewa Beach Fort Shafter Haiku Hakalau Haleiwa Hana Hanalei Hanamaulu Hanapepe Hauula Hawaii National Park Hawi Hickam Afb Hilo Holualoa Honaunau Honokaa Honolulu Honomu Hoolehua Kaaawa Kahuku Kahului Kailua Kailua Kona Kalaheo Kalaupapa Kamuela Kaneohe Kapaa Kapaau Kapolei Kaumakani Kaunakakai Keaau Kealakekua Kealia Keauhou Kekaha Kihei Kilauea Koloa Kualapuu Kula Kunia Kurtistown Lahaina Laie Lanai City Laupahoehoe Lawai Lihue M C B H Kaneohe Bay Makawao Makaweli Maunaloa Mililani Mountain View Naalehu Ninole Ocean View Ookala Paauhau Paauilo Pahala Pahoa Paia Papaaloa Papaikou Pearl City Pearl Harbor Pepeekeo Princeville Pukalani Puunene Schofield Barracks Tripler Army Medical Ctr Volcano Wahiawa Waialua Waianae Waikoloa Wailuku Waimanalo Waimea Waipahu Wake Island Wheeler Army Airfield

Frequently Asked Questions

Regional Divisions & Cities
Hawaii encompasses diverse geographical zones and municipal areas. This platform indexes 94 major cities in Hawaii, linking each city to its postal codes, neighborhoods, and regional phone area codes.
State-Level Telecom Infrastructure
Under the NANP system, Hawaii is allocated several distinct area codes covering specific counties and metropolitan districts. Select a city to explore local dialing overlays and to generate valid mock phone patterns.
How to look up the exact postal code for a specific district or street under Hawaii?
You can select the corresponding city from the list above. On the city page, we provide a complete mapping table of districts, streets/neighborhoods, and their exact postal codes. You can also use the search bar at the top to instantly locate a street or neighborhood.
What is the purpose of the zip code database and simulated phone generator for Hawaii?
The database compiles all major cities and postal districts within Hawaii. The tools allow developers and QA testers to generate format-compliant phone numbers to verify web forms, check localization rules, and test regional validation logic.
Are the phone numbers generated for Hawaii active and real?
No, all numbers generated are simulated. They use the correct country prefix and the local area codes assigned to Hawaii, but the subscriber numbers are randomly generated for software validation purposes. They cannot make or receive calls, nor can they receive SMS verification codes.
How frequently is the postal code data for Hawaii updated?
Our database is regularly synced with official postal updates and open-source registry databases. While we strive to maintain high accuracy for development and testing purposes, you should always check the official national postal service for critical mailing validation.