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Kahului, HI business phone guide

Population, businesses by sector and industry, area codes and local numbers for the Kahului-Wailuku, HI metro area.

Population
164,0002024 est.
Establishments
5,001CBP 2023
Counties
2
Area codes
0

About the Kahului-Wailuku, HI metro area

The Kahului-Wailuku, HI metro area covers 2 counties in Hawaii and had 164,000 residents in July 2024, down 0.6% since April 2020. The U.S. population grew 2.6% over the same period. Maui County, HI is the most populous, with 164,000 people. By population it ranks 271st of the 925 metro and micropolitan areas and 225th by business establishments.

Counties in the Kahului, HI area
CountyPopulation (2024)
Maui County, HI163,688
Kalawao County, HI81

Source: Census Vintage 2024 metropolitan and micropolitan area estimates.

Businesses in Kahului, HI

County Business Patterns counted 5,001 establishments in the area in 2023, employing 62,686 people in mid-March with $3.3 billion in annual payroll. That is an average of 12.5 employees per establishment. 58.2% of establishments with employees had fewer than five people. By establishment count, the largest sectors are retail trade (761), accommodation and food services (588), and other services (except public administration) (535).

Kahului, HI establishments by sector, 2023
Sector (NAICS)EstablishmentsEmployeesAnnual payroll
Retail Trade (44)7619,477$387,386,000
Accommodation and Food Services (72)58820,666$1,023,756,000
Other Services (except Public Administration) (81)5352,602$106,014,000
Construction (23)5053,669$273,592,000
Health Care and Social Assistance (62)4826,820$469,336,000
Professional, Scientific, and Technical Services (54)4551,819$121,698,000
Real Estate and Rental and Leasing (53)3662,269$119,814,000
Administrative and Support and Waste Management and Remediation Services (56)3284,726$227,550,000
Finance and Insurance (52)172886$66,141,000
Transportation and Warehousing (48)1683,166$158,129,000
Wholesale Trade (42)1431,373$97,397,000
Arts, Entertainment, and Recreation (71)1422,043$70,189,000
Manufacturing (31)133978$49,540,000
Educational Services (61)100898$33,432,000
Information (51)77457$25,616,000
Utilities (22)21506$63,443,000
Management of Companies and Enterprises (55)15321$20,461,000
Agriculture, Forestry, Fishing and Hunting (11)79 (high noise)$171,000

Source: Census County Business Patterns 2023, two-digit NAICS sectors. Manufacturing, retail and transportation span several two-digit codes; CBP reports them under 31, 44 and 48.

Kahului, HI compared with the U.S.

Kahului, HI has 30.5 business establishments per 1,000 residents, 24.2% above the U.S. figure of 24.6. Establishments average 12.5 employees against 16.7 nationally, and payroll per employee is $52,863 (22.6% below the U.S. $68,342). 58.2% of establishments with employees have fewer than five people (U.S.: 55.5%), while 4.4% have 50 or more. Most establishments are far smaller than the average suggests, so it pays to price a phone plan at the headcount you actually have rather than the average.

Kahului, HI: establishments by employment size, 2023
Employment sizeEstablishmentsShareU.S. share
1–4 employees2,91058.2%55.5%
5–9 employees91618.3%17.5%
10–19 employees56011.2%12.5%
20–49 employees3967.9%9.1%
50 or more employees2184.4%5.4%

Employment-size classes count establishments by mid-March 2023 employment. Establishments with no March employees are excluded from the size classes, so shares are of establishments with employees. Source: Census County Business Patterns 2023.

Small-business industries in Kahului, HI

Of the 141 industries these guides cover, 118 have a published Census count in Kahului, HI. The largest are full-service restaurants (178), limited-service restaurants (131), and offices of real estate agents and brokers (115). Relative to population, gift, novelty and souvenir stores are the most over-represented: 45.2 per 100,000 residents against 5.6 nationally.

Largest covered industries in Kahului, HI, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Full-service restaurants1785,86132.9
Limited-service restaurants1312,06115.7
Offices of real estate agents and brokers1154113.6
Physician practices947958.5
Hotels and motels9010,972121.9
Residential remodelers872482.9
Landscaping services871,15213.2
Gift, novelty and souvenir stores74——
Dental offices644887.6
Plumbing, heating and air-conditioning contractors625969.6
Law offices601572.6
Janitorial services595859.9
Electrical contractors575088.9
Family clothing stores5675913.6
New single-family housing construction contractors543115.8
Beauty salons501412.8
Jewelry stores461783.9
Residential property managers454099.1
Mobile food services45——
Supermarkets and grocery stores452,04645.5
Insurance agencies and brokerages411644.0
General automotive repair shops371484.0
Passenger car rental agencies37——
Child day care services371744.7
Offices of certified public accountants342066.1

Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.

Area codes for Kahului, HI

None of the NANPA rate centers in this area could be matched to a Census place name, so this page cannot say which codes dominate locally. The table lists every area code in Hawaii, with each code's statewide assignment counts; the area code pages list the rate centers each one serves. Callata includes up to 3 local numbers, and porting a number you already use is free.

Area codes in Hawaii
Area codeStateAssigned codesRate centersTime zone
808HI6937—

Source: NANPA, files dated 10/01/2026.

Phone costs for a typical Kahului, HI business

A 13-person team is the benchmark here, the rounded average establishment size in Kahului, HI. Billed per seat at month-to-month list prices (checked September 28, 2026), RingCentral RingEX Core costs $390.00 a month and Ooma Office Pro $324.35. Callata comes to $259.00 a month for 13 users ($99 a month with 5 users included, then $20 per additional user), below both.

Monthly list price for a 13-person team
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$259.00$3,108.00
Quo (Starter)$19.00 per user$247.00$2,964.00
Nextiva (Core)$23.00 per user$299.00$3,588.00
Ooma (Office Pro)$24.95 per user$324.35$3,892.20
Dialpad (Standard)$27.00 per user$351.00$4,212.00
RingCentral (RingEX Core)$30.00 per user$390.00$4,680.00

Competitor prices are each vendor's published month-to-month list price per user for its lowest plan that includes business calling and texting, checked September 28, 2026: Quo Starter $19, Nextiva Core $23, Ooma Office Pro $24.95 (Essentials excludes texting; one-time $29.95 activation not included), Dialpad Standard $27, RingCentral RingEX Core $30 ($20 billed annually). Prices exclude taxes and fees and may change; annual contracts lower some competitors' prices.

Callata in Kahului, HI

Callata is a business phone system priced at $99 a month with 5 users included, then $20 per additional user. Callata Office includes up to 3 local business numbers, unlimited inbound calling, 1,500 pooled outbound US and Canada minutes per user each month, a browser softphone that can also ring your cell, voicemail with transcription, call recording with AI summaries, business-hours routing and E911 on every number.

Porting a number you already use in Kahului, HI is free, and business texting is available once the carrier registration (10DLC) is approved; the registration carries a one-time $49 fee. Which specific numbers are open in a given area code depends on carrier inventory at the time you sign up.

AI agents are optional: an AI receptionist or scheduler can pick up when the team is busy or closed, take a message, send a text or email, or transfer the call. They draw on prepaid AI minutes ($0.25/minute), disclose that they are AI, and outbound AI calls require prior consent and are limited to 8am–9pm.

Frequently asked questions

How many businesses are in the Kahului, HI area?

5,001 establishments in 2023, according to Census County Business Patterns.

How much does a business phone system cost in Kahului, HI?

Callata is $99 a month with 5 users included, then $20 per additional user; for a 13-person team that is $259.00 a month. The same team on Ooma Office Pro lists at $324.35 a month (checked September 28, 2026).