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Business phone system for computer systems design services firms in New Jersey

2,521 computer systems design services firms operated in New Jersey in 2023. Where they are, how big their teams are, and what phone service costs them.

Establishments
2,521CBP 2023
Employees
27,051mid-March 2023
Per 100k residents
26.5U.S. 17.1
State rank
6th of 51by count

The IT services firm industry in New Jersey

New Jersey had 2,521 computer systems design services firms in 2023, according to Census County Business Patterns (NAICS 541512, Computer Systems Design Services). They employed 27,051 people in mid-March and reported $3.2 billion in annual payroll. That is the 6th highest count among the 51 states and DC with published figures. Computer systems design services firms make up 1.1% of the 237,968 business establishments in the state.

Per 100,000 residents (2024 estimate) New Jersey has 26.5 computer systems design services firms, 55.3% above the national rate of 17.1. The average establishment has 10.7 employees against 13.2 nationally. Payroll per employee is $117,236, 4.0% below the U.S. figure of $122,171.

Computer systems design services firms: New Jersey compared with the U.S., 2023
MeasureNew JerseyUnited States
Establishments2,52158,113
Mid-March employees27,051766,160
Annual payroll$3,171,342,000$93,602,442,000
Employees per establishment10.713.2
Payroll per employee$117,236$122,171
Establishments per 100,000 residents26.517.1

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.

Where computer systems design services firms in New Jersey are concentrated

Census published IT services firm counts for 6 metro or micropolitan areas that include part of New Jersey. The largest is New York, NY-NJ, with 4,287 establishments (a multi-state area; its count covers every state it spans). Single-state metro and micropolitan areas account for 8.8% of the statewide total; the rest are outside any published area or in areas Census suppressed.

Computer systems design services firms by metro or micropolitan area, New Jersey, 2023
AreaEstablishmentsEmployeesPer 100k residents
New York, NY-NJ4,28740,44721.5
Philadelphia, PA-NJ-DE-MD1,31517,76720.8
Trenton, NJ1841,44346.9
Allentown, PA-NJ765068.6
Atlantic City, NJ332798.8
Vineland, NJ6—3.9

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

Team sizes at computer systems design services firms in New Jersey

74.9% of New Jersey's computer systems design services firms with employees had fewer than five people in March 2023, compared with 74.5% nationally. 84.8% 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.

Computer systems design services firms in New Jersey by employment size, 2023
Employment sizeEstablishmentsShareU.S. share
1–4 employees1,88874.9%74.5%
5–9 employees2489.8%9.7%
10–19 employees1616.4%6.5%
20–49 employees1375.4%5.0%
50 or more employees863.4%4.4%

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.

What computer systems design services firms in New Jersey use the phone for

Managed IT and systems integration firms field support calls that range from a forgotten password to a server outage. Clients judge them by how quickly someone answers when something breaks.

Typical inbound and outbound calls for computer systems design services firms in New Jersey:

When nobody can pick up

Outages do not keep business hours, so routing urgent after-hours calls to an on-call technician is common.

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 IT services firm

Computer systems design services firms in New Jersey average 10.7 employees, so the comparison uses an 11-person team. On a per-user plan that headcount sets the bill: $274.45 a month on Ooma Office Pro or $330.00 on RingCentral RingEX Core at list price (checked September 28, 2026). 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 IT services firm
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 New Jersey

New Jersey has 10 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 New Jersey by assigned exchanges
Area codeExchangesTime zoneIn service sinceOverlay with
609780Eastern1957640
732780Eastern1997848
201779Eastern1947551
973779Eastern1997862
908722Eastern1990none
856676Eastern1999none
862390Eastern2001973
551301Eastern2001201
848289Eastern2001732
640132Eastern2018609

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 computer systems design services firms in New Jersey

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 New Jersey, 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 computer systems design services firms are in New Jersey?

2,521 in 2023, according to Census County Business Patterns. They employed 27,051 people in mid-March.

Which New Jersey metro area has the most computer systems design services firms?

New York, NY-NJ, with 4,287 establishments in 2023.

What does a phone system cost an 11-person IT services firm?

$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 New Jersey 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.