CallataGuides

Mexico, MO business phone guide

Population, businesses by sector and industry, area codes and local numbers for the Mexico, MO micropolitan area.

Population
24,3042024 est.
Establishments
470CBP 2023
Counties
1
Area codes
1

The Mexico, MO area

The Mexico, MO micropolitan area covers 1 county in Missouri and had 24,304 residents in July 2024, down 2.6% since April 2020. The U.S. population grew 2.6% over the same period. By population it ranks 868th of the 925 metro and micropolitan areas and 897th by business establishments.

Counties in the Mexico, MO area
CountyPopulation (2024)
Audrain County, MO24,304

Source: Census Vintage 2024 metropolitan and micropolitan area estimates.

Mexico, MO's business base

County Business Patterns counted 470 establishments in the area in 2023, employing 6,259 people in mid-March with $312.4 million in annual payroll. That is an average of 13.3 employees per establishment. 50.1% of establishments with employees had fewer than five people. By establishment count, the largest sectors are retail trade (86), other services (except public administration) (62), and health care and social assistance (53).

Mexico, MO establishments by sector, 2023
Sector (NAICS)EstablishmentsEmployeesAnnual payroll
Retail Trade (44)86958$31,655,000
Other Services (except Public Administration) (81)62304$10,290,000
Health Care and Social Assistance (62)53563$25,317,000
Construction (23)52264$14,681,000
Finance and Insurance (52)37266$12,772,000
Accommodation and Food Services (72)36356$6,920,000
Manufacturing (31)271,919$128,524,000
Professional, Scientific, and Technical Services (54)26128$5,558,000
Wholesale Trade (42)21459$36,883,000
Transportation and Warehousing (48)16319$9,116,000
Administrative and Support and Waste Management and Remediation Services (56)15217$7,296,000
Information (51)1174$3,630,000
Real Estate and Rental and Leasing (53)1128$1,163,000
Educational Services (61)7230$8,438,000
Arts, Entertainment, and Recreation (71)592 (high noise)$1,225,000
Utilities (22)482$8,958,000

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.

Mexico, MO compared with the U.S.

Mexico, MO has 19.3 business establishments per 1,000 residents, 21.3% below the U.S. figure of 24.6. Establishments average 13.3 employees against 16.7 nationally, and payroll per employee is $49,918 (27.0% below the U.S. $68,342). 50.1% of establishments with employees have fewer than five people (U.S.: 55.5%), while 3.9% have 50 or more. Averages are pulled up by large employers; the size table is the better guide to what a typical business here looks like.

Mexico, MO: establishments by employment size, 2023
Employment sizeEstablishmentsShareU.S. share
1–4 employees23450.1%55.5%
5–9 employees10522.5%17.5%
10–19 employees7516.1%12.5%
20–49 employees357.5%9.1%
50 or more employees183.9%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 Mexico, MO

Of the 141 industries these guides cover, 32 have a published Census count in Mexico, MO. The largest are insurance agencies and brokerages (14), limited-service restaurants (13), and full-service restaurants (11). Relative to population, insurance agencies and brokerages are the most over-represented: 57.6 per 100,000 residents against 39.3 nationally.

Largest covered industries in Mexico, MO, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Insurance agencies and brokerages14493.5
Limited-service restaurants13——
Full-service restaurants111049.5
Physician practices8425.3
Agencies providing services for the elderly and persons with disabilities8465.8
General automotive repair shops7355.0
Automotive parts and accessories stores7——
Law offices6——
Offices of certified public accountants6——
Nursery, garden center and farm supply stores6498.2
Site preparation contractors5——
Pet care services (except veterinary)5——
Chiropractic offices4——
Pharmacies and drug stores4——
Tax preparation services4——
Plumbing, heating and air-conditioning contractors46015.0
Electrical contractors4——
Poured concrete foundation and structure contractors4——
Residential remodelers4——
New single-family housing construction contractors4246.0
Child day care services4328.0
Dental offices3165.3
Physical, occupational and speech therapy clinics3——
Assisted living facilities for the elderly3——
Siding contractors3——

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

Phone numbers in the Mexico, MO area

The area's named cities and towns have 19 NANPA-assigned exchanges across 1 area code; 573 has the most (100%). A local number in the code your customers know is the simplest signal that you are nearby; Callata's plan includes up to 3.

Area codes in the Mexico, MO area
Area codeExchanges in named placesShareTime zone
57319100%Central

Exchanges in rate centers matched to Census places in the area. Source: NANPA.

Local numbers by city

Pages for 2 cities and towns in the area list their area codes, prefixes and carriers.

Cities and towns in the Mexico, MO area
PlacePopulation (2024)Area codesExchanges
Mexico, MO11,48257310
Vandalia, MO2,9395733

Phone costs for a typical Mexico, MO business

A 13-person team is the benchmark here, the rounded average establishment size in Mexico, MO. 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. On Callata the same 13 people cost $259.00 a month, less than either per-seat plan.

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 Mexico, MO

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.

If you already have a number in Mexico, MO, porting it to Callata is free. Texting from a local number requires a one-time carrier registration (10DLC, $49), and the numbers available in any area code depend on carrier inventory when you choose them.

Optional AI agents (receptionist, sales, support or scheduler) can answer calls after hours or when nobody picks up, take messages, text, email and transfer to your team. They are billed from prepaid AI minutes at $0.25 per minute, identify themselves as AI, and may only place outbound calls to people who consented, between 8am and 9pm.

Frequently asked questions

What area codes serve Mexico, MO?

573, by NANPA-assigned exchanges in the area's named places.

How many businesses are in the Mexico, MO area?

470 establishments in 2023, according to Census County Business Patterns.

How much does a business phone system cost in Mexico, MO?

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).