Columbia, MO business phone guide

The Columbia, MO area

The Columbia, MO metro area covers 3 counties in Missouri and had 219,000 residents in July 2024, up 4.1% since April 2020. The U.S. population grew 2.6% over the same period. Boone County, MO is the most populous, with 192,000 people. By population it ranks 221st of the 925 metro and micropolitan areas and 214th by business establishments.

Establishments and employment in Columbia, MO

County Business Patterns counted 5,312 establishments in the area in 2023, employing 91,660 people in mid-March with $4.8 billion in annual payroll. That is an average of 17.3 employees per establishment. 51.4% of establishments with employees had fewer than five people. By establishment count, the largest sectors are health care and social assistance (821), retail trade (669), and construction (606).

Columbia, MO compared with the U.S.

Columbia, MO has 24.2 business establishments per 1,000 residents, in line with the U.S. figure of 24.6. Establishments average 17.3 employees against 16.7 nationally, and payroll per employee is $51,895 (24.1% below the U.S. $68,342). 51.4% of establishments with employees have fewer than five people (U.S.: 55.5%), while 5.4% 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.

Small-business industries in Columbia, MO

Of the 141 industries these guides cover, 120 have a published Census count in Columbia, MO. The largest are limited-service restaurants (175), full-service restaurants (153), and physician practices (149). Relative to population, agencies providing services for the elderly and persons with disabilities are the most over-represented: 35.5 per 100,000 residents against 11.8 nationally.

Which area codes serve Columbia, MO

The area's named cities and towns have 103 NANPA-assigned exchanges across 3 area codes; 573 has the most (69%). Callata includes up to 3 local numbers, so a business serving several parts of the area can hold a number in each.

Local numbers by city

Pages for 7 cities and towns in the area list their area codes, prefixes and carriers.

Phone costs for a typical Columbia, MO business

Per-seat phone plans multiply by headcount. For the rounded average establishment size in Columbia, MO, 17 users on RingCentral RingEX Core come to $510.00 a month and on Ooma Office Pro $424.15, at month-to-month list prices checked September 28, 2026. Callata comes to $339.00 a month for 17 users ($99 a month with 5 users included, then $20 per additional user), below both.

Callata in Columbia, MO

For $99 a month, Callata puts a team of up to 5 on one plan ($20 for each person after that): up to 3 local numbers, unlimited inbound calls, a pooled allowance of 1,500 outbound US and Canada minutes per user, browser and cell calling, voicemail transcription with urgency triage, recorded calls with AI summaries and business-hours routing, with E911 on every number.

Porting a number you already use in Columbia, MO 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.