Spencer, IA business phone guide
Population, businesses by sector and industry, area codes and local numbers for the Spencer, IA micropolitan area.
- Population
- 16,4742024 est.
- Establishments
- 570CBP 2023
- Counties
- 1
- Area codes
- 1
Spencer, IA at a glance
The Spencer, IA micropolitan area covers 1 county in Iowa and had 16,474 residents in July 2024, up 0.6% since April 2020. The U.S. population grew 2.6% over the same period. By population it ranks 916th of the 925 metro and micropolitan areas and 861st by business establishments.
| County | Population (2024) |
|---|---|
| Clay County, IA | 16,474 |
Source: Census Vintage 2024 metropolitan and micropolitan area estimates.
Establishments and employment in Spencer, IA
County Business Patterns counted 570 establishments in the area in 2023, employing 7,012 people in mid-March with $334.8 million in annual payroll. That is an average of 12.3 employees per establishment. 49.3% of establishments with employees had fewer than five people. By establishment count, the largest sectors are retail trade (94), construction (65), and health care and social assistance (57).
| Sector (NAICS) | Establishments | Employees | Annual payroll |
|---|---|---|---|
| Retail Trade (44) | 94 | 1,373 | $44,287,000 |
| Construction (23) | 65 | 334 | $19,093,000 |
| Health Care and Social Assistance (62) | 57 | 1,349 | $89,681,000 |
| Other Services (except Public Administration) (81) | 51 | 307 | $9,058,000 |
| Wholesale Trade (42) | 49 | 622 | $39,788,000 |
| Accommodation and Food Services (72) | 48 | 535 | $10,929,000 |
| Finance and Insurance (52) | 33 | 267 | $18,662,000 |
| Professional, Scientific, and Technical Services (54) | 33 | 166 | $10,642,000 |
| Transportation and Warehousing (48) | 29 | 366 (high noise) | $17,584,000 |
| Manufacturing (31) | 28 | 725 | $44,867,000 |
| Real Estate and Rental and Leasing (53) | 25 | 147 | $6,187,000 |
| Administrative and Support and Waste Management and Remediation Services (56) | 19 | 322 (high noise) | $5,992,000 |
| Information (51) | 14 | 134 | $6,936,000 |
| Arts, Entertainment, and Recreation (71) | 9 | 198 (high noise) | $2,901,000 |
| Agriculture, Forestry, Fishing and Hunting (11) | 5 | 40 (high noise) | $1,629,000 |
| Utilities (22) | 4 | 44 | $4,213,000 |
| Educational Services (61) | 4 | 76 (high noise) | $2,046,000 |
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.
Spencer, IA compared with the U.S.
Spencer, IA has 34.6 business establishments per 1,000 residents, 40.7% above the U.S. figure of 24.6. Establishments average 12.3 employees against 16.7 nationally, and payroll per employee is $47,752 (30.1% below the U.S. $68,342). 49.3% 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.
| Employment size | Establishments | Share | U.S. share |
|---|---|---|---|
| 1–4 employees | 280 | 49.3% | 55.5% |
| 5–9 employees | 135 | 23.8% | 17.5% |
| 10–19 employees | 77 | 13.6% | 12.5% |
| 20–49 employees | 51 | 9.0% | 9.1% |
| 50 or more employees | 25 | 4.4% | 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 Spencer, IA
Of the 141 industries these guides cover, 35 have a published Census count in Spencer, IA. The largest are limited-service restaurants (15), full-service restaurants (14), and insurance agencies and brokerages (11). Relative to population, insurance agencies and brokerages are the most over-represented: 66.8 per 100,000 residents against 39.3 nationally.
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Limited-service restaurants | 15 | 214 | 14.3 |
| Full-service restaurants | 14 | 197 | 14.1 |
| Insurance agencies and brokerages | 11 | 23 | 2.1 |
| Physician practices | 9 | — | — |
| Drywall and insulation contractors | 8 | 45 | 5.6 |
| Residential remodelers | 8 | — | — |
| Electrical contractors | 7 | 31 | 4.4 |
| Site preparation contractors | 7 | 30 | 4.3 |
| New single-family housing construction contractors | 7 | 16 | 2.3 |
| Landscaping services | 7 | 62 | 8.9 |
| Dental offices | 6 | 65 | 10.8 |
| Law offices | 6 | 20 | 3.3 |
| Plumbing, heating and air-conditioning contractors | 6 | — | — |
| Hotels and motels | 6 | — | — |
| Chiropractic offices | 5 | — | — |
| Automotive parts and accessories stores | 5 | 22 | 4.4 |
| Sporting goods stores | 5 | 27 | 5.4 |
| Optometry practices | 4 | — | — |
| Physical, occupational and speech therapy clinics | 4 | 28 | 7.0 |
| Offices of certified public accountants | 4 | 51 | 12.8 |
| Offices of real estate agents and brokers | 4 | — | — |
| General freight trucking companies (local) | 4 | — | — |
| Gift, novelty and souvenir stores | 4 | 11 | 2.8 |
| Home health care agencies | 3 | — | — |
| Agencies providing services for the elderly and persons with disabilities | 3 | 50 | 16.7 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
Phone numbers in the Spencer, IA area
The area's named cities and towns have 18 NANPA-assigned exchanges across 1 area code; 712 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 |
|---|---|---|---|
| 712 | 18 | 100% | Central |
Exchanges in rate centers matched to Census places in the area. Source: NANPA.
Local numbers by city
Pages for 1 cities and towns in the area list their area codes, prefixes and carriers.
| Place | Population (2024) | Area codes | Exchanges |
|---|---|---|---|
| Spencer, IA | 11,418 | 712 | 11 |
Phone costs for a typical Spencer, IA business
Per-seat phone plans multiply by headcount. For the rounded average establishment size in Spencer, IA, 12 users on RingCentral RingEX Core come to $360.00 a month and on Ooma Office Pro $299.40, at month-to-month list prices checked September 28, 2026. Callata comes to $239.00 a month for 12 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 | $239.00 | $2,868.00 |
| Quo (Starter) | $19.00 per user | $228.00 | $2,736.00 |
| Nextiva (Core) | $23.00 per user | $276.00 | $3,312.00 |
| Ooma (Office Pro) | $24.95 per user | $299.40 | $3,592.80 |
| Dialpad (Standard) | $27.00 per user | $324.00 | $3,888.00 |
| RingCentral (RingEX Core) | $30.00 per user | $360.00 | $4,320.00 |
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 Spencer, IA
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 Spencer, 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 Spencer, IA?
712, by NANPA-assigned exchanges in the area's named places.
How many businesses are in the Spencer, IA area?
570 establishments in 2023, according to Census County Business Patterns.
How much does a business phone system cost in Spencer, IA?
Callata is $99 a month with 5 users included, then $20 per additional user; for a 12-person team that is $239.00 a month. The same team on Ooma Office Pro lists at $299.40 a month (checked September 28, 2026).