Oskaloosa, IA business phone guide
Population, businesses by sector and industry, area codes and local numbers for the Oskaloosa, IA micropolitan area.
- Population
- 22,0342024 est.
- Establishments
- 538CBP 2023
- Counties
- 1
- Area codes
- 1
Oskaloosa, IA at a glance
The Oskaloosa, IA micropolitan area covers 1 county in Iowa and had 22,034 residents in July 2024, down 0.7% since April 2020. The U.S. population grew 2.6% over the same period. By population it ranks 879th of the 925 metro and micropolitan areas and 873rd by business establishments.
| County | Population (2024) |
|---|---|
| Mahaska County, IA | 22,034 |
Source: Census Vintage 2024 metropolitan and micropolitan area estimates.
Oskaloosa, IA's business base
County Business Patterns counted 538 establishments in the area in 2023, employing 7,582 people in mid-March with $429.1 million in annual payroll. That is an average of 14.1 employees per establishment. 59.9% of establishments with employees had fewer than five people. By establishment count, the largest sectors are other services (except public administration) (79), retail trade (75), and construction (64).
| Sector (NAICS) | Establishments | Employees | Annual payroll |
|---|---|---|---|
| Other Services (except Public Administration) (81) | 79 | 300 | $9,150,000 |
| Retail Trade (44) | 75 | 1,036 | $29,201,000 |
| Construction (23) | 64 | 368 | $20,077,000 |
| Accommodation and Food Services (72) | 45 | 561 | $9,197,000 |
| Health Care and Social Assistance (62) | 43 | 910 | $59,479,000 |
| Transportation and Warehousing (48) | 37 | 126 | $6,991,000 |
| Finance and Insurance (52) | 35 | 172 | $11,085,000 |
| Administrative and Support and Waste Management and Remediation Services (56) | 30 | 109 | $7,022,000 |
| Wholesale Trade (42) | 29 | 330 | $18,701,000 |
| Professional, Scientific, and Technical Services (54) | 29 | 123 | $6,439,000 |
| Manufacturing (31) | 25 | 2,663 | $224,260,000 |
| Real Estate and Rental and Leasing (53) | 13 | 35 | $1,586,000 |
| Information (51) | 12 | 121 (high noise) | $7,185,000 |
| Arts, Entertainment, and Recreation (71) | 9 | 108 (high noise) | $1,761,000 |
| Agriculture, Forestry, Fishing and Hunting (11) | 5 | 18 (high noise) | $1,156,000 |
| Educational Services (61) | 5 | 545 | $10,769,000 |
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.
Oskaloosa, IA compared with the U.S.
Oskaloosa, IA has 24.4 business establishments per 1,000 residents, in line with the U.S. figure of 24.6. Establishments average 14.1 employees against 16.7 nationally, and payroll per employee is $56,601 (17.2% below the U.S. $68,342). 59.9% of establishments with employees have fewer than five people (U.S.: 55.5%), while 3.4% have 50 or more. Because a handful of large employers lift the average, the share of very small establishments says more about who buys a small-business phone system.
| Employment size | Establishments | Share | U.S. share |
|---|---|---|---|
| 1–4 employees | 320 | 59.9% | 55.5% |
| 5–9 employees | 102 | 19.1% | 17.5% |
| 10–19 employees | 61 | 11.4% | 12.5% |
| 20–49 employees | 33 | 6.2% | 9.1% |
| 50 or more employees | 18 | 3.4% | 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 Oskaloosa, IA
Of the 141 industries these guides cover, 34 have a published Census count in Oskaloosa, IA. The largest are insurance agencies and brokerages (17), limited-service restaurants (13), and landscaping services (12). Relative to population, insurance agencies and brokerages are the most over-represented: 77.2 per 100,000 residents against 39.3 nationally.
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Insurance agencies and brokerages | 17 | 58 | 3.4 |
| Limited-service restaurants | 13 | 243 | 18.7 |
| Landscaping services | 12 | — | — |
| Full-service restaurants | 11 | 153 | 13.9 |
| Residential remodelers | 10 | — | — |
| Site preparation contractors | 7 | — | — |
| General automotive repair shops | 7 | 37 | 5.3 |
| Beauty salons | 7 | 25 | 3.6 |
| Electrical contractors | 6 | — | — |
| General freight trucking companies (local) | 6 | — | — |
| Dental offices | 5 | 47 | 9.4 |
| Chiropractic offices | 5 | — | — |
| Veterinary clinics | 5 | 12 | 2.4 |
| Plumbing, heating and air-conditioning contractors | 5 | 80 | 16.0 |
| Poured concrete foundation and structure contractors | 5 | — | — |
| New single-family housing construction contractors | 5 | — | — |
| Used car dealers | 5 | 12 | 2.4 |
| Law offices | 4 | — | — |
| Management consulting firms | 4 | — | — |
| Offices of real estate agents and brokers | 4 | — | — |
| Engineering services firms | 4 | 37 | 9.3 |
| All other specialty trade contractors | 4 | — | — |
| Automotive body, paint and interior repair shops | 4 | — | — |
| Hotels and motels | 4 | 41 | 10.3 |
| Supermarkets and grocery stores | 4 | 284 | 71.0 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
Which area codes serve Oskaloosa, IA
The area's named cities and towns have 20 NANPA-assigned exchanges across 1 area code; 641 has the most (100%). Callata includes up to 3 local numbers, so a business serving several parts of the area can hold a number in each.
| Area code | Exchanges in named places | Share | Time zone |
|---|---|---|---|
| 641 | 20 | 100% | 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.
| Place | Population (2024) | Area codes | Exchanges |
|---|---|---|---|
| Oskaloosa, IA | 11,575 | 641 | 12 |
| New Sharon, IA | 1,249 | 641 | 2 |
Phone costs for a typical Oskaloosa, IA business
Per-seat phone plans multiply by headcount. For the rounded average establishment size in Oskaloosa, IA, 14 users on RingCentral RingEX Core come to $420.00 a month and on Ooma Office Pro $349.30, at month-to-month list prices checked September 28, 2026. Callata comes to $279.00 a month for 14 users ($99 a month with 5 users included, then $20 per additional user), below both.
| Provider (plan) | Pricing basis | Per month | Per year |
|---|---|---|---|
| Callata (Callata Office) | $99 incl. 5 users, $20 per extra user | $279.00 | $3,348.00 |
| Quo (Starter) | $19.00 per user | $266.00 | $3,192.00 |
| Nextiva (Core) | $23.00 per user | $322.00 | $3,864.00 |
| Ooma (Office Pro) | $24.95 per user | $349.30 | $4,191.60 |
| Dialpad (Standard) | $27.00 per user | $378.00 | $4,536.00 |
| RingCentral (RingEX Core) | $30.00 per user | $420.00 | $5,040.00 |
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 Oskaloosa, IA
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 Oskaloosa, IA 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
What area codes serve Oskaloosa, IA?
641, by NANPA-assigned exchanges in the area's named places.
How many businesses are in the Oskaloosa, IA area?
538 establishments in 2023, according to Census County Business Patterns.
How much does a business phone system cost in Oskaloosa, IA?
Callata is $99 a month with 5 users included, then $20 per additional user; for a 14-person team that is $279.00 a month. The same team on Ooma Office Pro lists at $349.30 a month (checked September 28, 2026).