CallataGuides

Business phone system for advertising agencies in Connecticut

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

Establishments
187CBP 2023
Employees
1,795mid-March 2023
Per 100k residents
5.1U.S. 4.6
State rank
24th of 51by count

How many advertising agencies operate in Connecticut

Connecticut had 187 advertising agencies in 2023, according to Census County Business Patterns (NAICS 541810, Advertising Agencies). They employed 1,795 people in mid-March and reported $165.5 million in annual payroll. That is the 24th highest count among the 51 states and DC with published figures. Advertising agencies make up 0.21% of the 89,234 business establishments in the state.

Per 100,000 residents (2024 estimate) Connecticut has 5.1 advertising agencies, 11.6% above the national rate of 4.6. The average establishment has 9.6 employees against 12.9 nationally. Payroll per employee is $92,205, 13.7% below the U.S. figure of $106,841.

Advertising agencies: Connecticut compared with the U.S., 2023
MeasureConnecticutUnited States
Establishments18715,512
Mid-March employees1,795200,465
Annual payroll$165,508,000$21,417,972,000
Employees per establishment9.612.9
Payroll per employee$92,205$106,841
Establishments per 100,000 residents5.14.6

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.

Advertising agencies by metro area in Connecticut

Census published advertising agency counts for 6 metro or micropolitan areas that include part of Connecticut. The largest is Bridgeport, CT, with 108 establishments. Single-state metro and micropolitan areas account for 99% of the statewide total; the rest are outside any published area or in areas Census suppressed.

Advertising agencies by metro or micropolitan area, Connecticut, 2023
AreaEstablishmentsEmployeesPer 100k residents
Bridgeport, CT1081,08311.1
Hartford, CT444443.8
New Haven, CT181883.1
Norwich, CT6—2.1
Waterbury, CT5—1.1
Torrington, CT4—3.5

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

Team sizes at advertising agencies in Connecticut

64.0% of Connecticut's advertising agencies with employees had fewer than five people in March 2023, compared with 68.2% nationally. 79.0% 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 Connecticut by employment size, 2023
Employment sizeEstablishmentsShareU.S. share
1–4 employees11964.0%68.2%
5–9 employees2815.1%12.0%
10–19 employees168.6%8.4%
20–49 employees147.5%6.4%
50 or more employees94.8%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 Connecticut 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 Connecticut:

After-hours calls

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.

Callata vs. per-seat pricing for advertising agencies in Connecticut

Advertising agencies in Connecticut average 9.6 employees, so the comparison uses a 10-person team. Priced per seat, 10 users would run $300.00 a month on RingCentral RingEX Core and $249.50 on Ooma Office Pro (month-to-month list prices, checked September 28, 2026). On Callata the same 10 people cost $199.00 a month, less than either per-seat plan.

The annual difference against RingCentral's monthly list price comes to $1,212. Some vendors discount annual contracts; the table shows month-to-month prices.

Monthly list price for a 10-person advertising agency
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$199.00$2,388.00
Quo (Starter)$19.00 per user$190.00$2,280.00
Nextiva (Core)$23.00 per user$230.00$2,760.00
Ooma (Office Pro)$24.95 per user$249.50$2,994.00
Dialpad (Standard)$27.00 per user$270.00$3,240.00
RingCentral (RingEX Core)$30.00 per user$300.00$3,600.00

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 Connecticut

Connecticut has 4 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 Connecticut by assigned exchanges
Area codeExchangesTime zoneIn service sinceOverlay with
203784Eastern1947475
860782Eastern1995959
475291Eastern2009203
959163Eastern2014860

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 Connecticut

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 Connecticut, 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 Connecticut?

187 in 2023, according to Census County Business Patterns. They employed 1,795 people in mid-March.

Which Connecticut metro area has the most advertising agencies?

Bridgeport, CT, with 108 establishments in 2023.

What does a phone system cost a 10-person advertising agency?

$300.00 a month on RingCentral RingEX Core or $249.50 on Ooma Office Pro at month-to-month list prices (checked September 28, 2026); $199.00 on Callata ($99 a month with 5 users included, then $20 per additional user).

Do I need to register to text customers from a Connecticut 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.