Hawaii Area Codes
Directory of all 1 telephone area codes assigned to Hawaii.
Hawaii phone numbers are served by 1 area code operating in the Hawaii-Aleutian timezone.10-digit or 7-digit local dialing applies depending on the exact number. No area codes in Hawaii are currently flagged as high-risk scams.
Most populated prefix: area code 808 (Hawaii)
All Area Codes in Hawaii
Major Cities Served by Hawaii Area Codes
The most populous urban centers and census places covered by Hawaii's area codes, ranked by population.
Hawaii Area Code FAQs
Quick answers to common questions about Hawaii telephone area codes.
How many area codes does Hawaii have?
Hawaii has 1 area codes: 808.
What timezone do Hawaii area codes use?
Hawaii area codes operate in the Hawaii-Aleutian timezone.
What is the most populated area code in Hawaii?
Area code 808 is the most populous prefix in Hawaii based on covered city population.
Does Hawaii use overlay area codes?
Hawaii currently has no overlay code pairs listed in our directory.
Are there scam area codes in Hawaii?
Hawaii has no area codes currently flagged as high-risk scams.
About Hawaii Area Codes & Phone Dialing Rules
When placing calls within Hawaii, ten-digit dialing (area code + 7-digit telephone number) is required in overlay regions where multiple area codes serve the same geographic boundaries.