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Business phone system for advertising agencies in Wisconsin

178 advertising agencies operated in Wisconsin in 2023. Where they are, how big their teams are, and what phone service costs them.

Establishments
178CBP 2023
Employees
1,987mid-March 2023
Per 100k residents
3.0U.S. 4.6
State rank
25th of 51by count

The advertising agency industry in Wisconsin

Wisconsin had 178 advertising agencies in 2023, according to Census County Business Patterns (NAICS 541810, Advertising Agencies). They employed 1,987 people in mid-March and reported $189.3 million in annual payroll. That is the 25th highest count among the 51 states and DC with published figures. Advertising agencies make up 0.12% of the 144,774 business establishments in the state.

Per 100,000 residents (2024 estimate) Wisconsin has 3.0 advertising agencies, 34.5% below the national rate of 4.6. The average establishment has 11.2 employees against 12.9 nationally. Payroll per employee is $95,248, 10.9% below the U.S. figure of $106,841.

Advertising agencies: Wisconsin compared with the U.S., 2023
MeasureWisconsinUnited States
Establishments17815,512
Mid-March employees1,987200,465
Annual payroll$189,258,000$21,417,972,000
Employees per establishment11.212.9
Payroll per employee$95,248$106,841
Establishments per 100,000 residents3.04.6

Census County Business Patterns 2023 (mid-March employment; annual payroll). Employees and payroll flagged high-noise are shown but not used in the text. Residents: Census Vintage 2024 estimates.

Wisconsin's largest markets for advertising agencies

Census published advertising agency counts for 11 metro or micropolitan areas that include part of Wisconsin. The largest is Minneapolis, MN-WI, with 269 establishments (a multi-state area; its count covers every state it spans). Single-state metro and micropolitan areas account for 84% of the statewide total; the rest are outside any published area or in areas Census suppressed.

Advertising agencies by metro or micropolitan area, Wisconsin, 2023
AreaEstablishmentsEmployeesPer 100k residents
Minneapolis, MN-WI2693,6447.2
Milwaukee, WI811,2965.1
Madison, WI313484.4
Duluth, MN-WI151845.3
Green Bay, WI14914.2
Kenosha, WI7254.1
Appleton, WI6992.4
La Crosse, WI-MN5552.9
Wausau, WI5—3.6
Sheboygan, WI3—2.5
Whitewater, WI3—2.8

Source: Census County Business Patterns 2023; population from Census Vintage 2024 estimates.

Team sizes at advertising agencies in Wisconsin

61.2% of Wisconsin's advertising agencies with employees had fewer than five people in March 2023, compared with 68.2% nationally. 75.3% had fewer than ten. That is the size of team where a missed call usually means nobody was free, not that nobody was on staff.

Advertising agencies in Wisconsin by employment size, 2023
Employment sizeEstablishmentsShareU.S. share
1–4 employees10961.2%68.2%
5–9 employees2514.0%12.0%
10–19 employees2111.8%8.4%
20–49 employees137.3%6.4%
50 or more employees105.6%5.0%

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.

What advertising agencies in Wisconsin use the phone for

Agencies manage many client relationships at once, and clients expect to reach their account team quickly. Recording and summarizing calls helps teams keep track of approvals and requests.

Typical inbound and outbound calls for advertising agencies in Wisconsin:

Calls after closing time

Launch-day issues can be urgent; otherwise after-hours calls can wait.

Callata voicemail is transcribed and triaged for urgency, and business-hours routing decides where calls go once you close.

Phone system pricing for an 11-person advertising agency

Advertising agencies in Wisconsin average 11.2 employees, so the comparison uses an 11-person team. Per-seat business phone plans bill every one of those people. At month-to-month list prices checked September 28, 2026, 11 users on RingCentral RingEX Core cost $330.00 a month and 11 on Ooma Office Pro cost $274.45. On Callata the same 11 people cost $219.00 a month, less than either per-seat plan.

The annual difference against RingCentral's monthly list price comes to $1,332. Some vendors discount annual contracts; the table shows month-to-month prices.

Monthly list price for an 11-person advertising agency
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$219.00$2,628.00
Quo (Starter)$19.00 per user$209.00$2,508.00
Nextiva (Core)$23.00 per user$253.00$3,036.00
Ooma (Office Pro)$24.95 per user$274.45$3,293.40
Dialpad (Standard)$27.00 per user$297.00$3,564.00
RingCentral (RingEX Core)$30.00 per user$330.00$3,960.00

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.

Area codes in Wisconsin

Wisconsin has 8 geographic area codes in service according to NANPA. You can choose local numbers in the area codes your clients know, subject to carrier inventory, or port your current number for free.

Area codes in Wisconsin by assigned exchanges
Area codeExchangesTime zoneIn service sinceOverlay with
608785Central1955353
715785Central1947534
920785Central1997274
262634Central1999none
414552Central1947none
53498Central2010715
27429Central2023920
35313Central2023608

Exchanges are NANPA-assigned central office codes (NPA-NXX) in the rate centers matched to the area's named places. Source: NANPA utilized code and NPA reports.

How Callata works for advertising agencies in Wisconsin

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.

If you already have a number in Wisconsin, 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

How many advertising agencies are in Wisconsin?

178 in 2023, according to Census County Business Patterns. They employed 1,987 people in mid-March.

Which Wisconsin metro area has the most advertising agencies?

Minneapolis, MN-WI, with 269 establishments in 2023.

What does a phone system cost an 11-person advertising agency?

$330.00 a month on RingCentral RingEX Core or $274.45 on Ooma Office Pro at month-to-month list prices (checked September 28, 2026); $219.00 on Callata ($99 a month with 5 users included, then $20 per additional user).

Do I need to register to text customers from a Wisconsin number?

Yes. US carriers require business texting from local numbers to be registered (10DLC). On Callata the registration is a one-time $49 fee, and texting turns on once it is approved.