CallataGuidesGet a local business phone number in Lake Zurich, IL
Lake Zurich's area codes, prefixes and carriers from NANPA records, and how to put a Lake Zurich number in front of your customers.
- Area code
- 847 / 224
- Exchanges
- 19NANPA-assigned
- Carriers
- 8
- Population
- 19,960Census 2024 est.
Area codes in Lake Zurich
With 19,960 residents in the Census 2024 estimate, Lake Zurich sits in Lake County, Illinois. NANPA lists 19 exchanges for its rate center across 2 area codes; 847 has the most (13, 68%). 847 is part of an overlay with 224, so a new local number in Lake Zurich may carry any of those codes depending on which have numbers available. Lake Zurich is in the Central time zone.
According to NANPA's dialing-plan data, local calls within 847 are dialed as 1 plus ten digits and toll calls as 1 plus ten digits.
Lake Zurich exchanges by carrier
8 carriers hold the 19 exchanges assigned to Lake Zurich's rate center. Illinois Bell Tel CO has the most, with 5. 15 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. A business number in Lake Zurich can come from any of these blocks; once it is yours, porting lets it move between providers.
| Carrier (NANPA operating company) | Exchanges | Share |
|---|---|---|
| Illinois Bell Tel CO | 5 | 26% |
| Mcimetro Access Transmission Services LLC | 3 | 16% |
| Metropcs, INC. | 3 | 16% |
| Level 3 Communications, LLC - Il | 2 | 11% |
| Teleport Communications America, LLC - Il | 2 | 11% |
| Bandwidth.com CLEC, LLC - Il | 2 | 11% |
| First Communications, LLC | 1 | 5.3% |
| Onvoy, LLC | 1 | 5.3% |
Carrier names are the operating company (OCN) names on NANPA's utilized central office code file dated 10/01/2026. A carrier holding a code may port numbers to other carriers.
Exchanges (NPA-NXX) assigned in Lake Zurich
These are the central office codes NANPA records for Lake Zurich. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2001. 2 of the 19 were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 224 | 286, 320, 438, 597, 662, 677 |
| 847 | 307, 320, 366, 438, 540, 550, 719, 726, 796, 815, 847, 862, 875 |
Source: NANPA utilized central office code file.
When Lake Zurich's exchanges were assigned
The table groups Lake Zurich's exchanges by the decade NANPA recorded them as assigned.
| Decade assigned | Exchanges | Share |
|---|---|---|
| 2000s | 5 | 56% |
| 2010s | 2 | 22% |
| 2020s | 2 | 22% |
Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.
How local numbers work in Lake Zurich
What a caller sees as "local" is the area code plus prefix. In Lake Zurich, those come from the LAKEZURICH rate center, as recorded by NANPA.
If your business already has a Lake Zurich number, porting it to Callata is free and keeps it on your cards, listings and vehicles.
Who does business near Lake Zurich
Lake Zurich is part of the Chicago-Naperville-Elgin, IL-IN metro area, home to 9.4 million people in 2024. County Business Patterns counted 248,519 business establishments in the Chicago, IL-IN metro area in 2023, employing 4,285,971 people. The largest sectors by establishment count are professional, scientific, and technical services (32,828), health care and social assistance (29,768), and retail trade (25,308).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Limited-service restaurants | 8,179 | 139,869 | 17.1 |
| Full-service restaurants | 7,371 | 149,532 | 20.3 |
| Law offices | 5,865 | 46,449 | 7.9 |
| Physician practices | 5,693 | 80,101 | 14.1 |
| Residential remodelers | 5,230 | 12,655 | 2.4 |
| Dental offices | 4,881 | 30,767 | 6.3 |
| Offices of real estate agents and brokers | 4,252 | 11,786 | 2.8 |
| General freight trucking companies (local) | 4,040 | 14,869 | 3.7 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
Business phone service in Lake Zurich
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 Lake Zurich 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.
Per-seat phone plans multiply by headcount. For the rounded average establishment size in the Chicago, IL-IN metro area, 17 users on RingCentral RingEX Core come to $510.00 a month and on Ooma Office Pro $424.15, at month-to-month list prices checked September 28, 2026. Callata comes to $339.00 a month for 17 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 | $339.00 | $4,068.00 |
| Quo (Starter) | $19.00 per user | $323.00 | $3,876.00 |
| Nextiva (Core) | $23.00 per user | $391.00 | $4,692.00 |
| Ooma (Office Pro) | $24.95 per user | $424.15 | $5,089.80 |
| Dialpad (Standard) | $27.00 per user | $459.00 | $5,508.00 |
| RingCentral (RingEX Core) | $30.00 per user | $510.00 | $6,120.00 |
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.
Frequently asked questions
What area code is Lake Zurich, IL?
Lake Zurich has exchanges in 847 and 224; 847 has the most.
How many phone companies have exchanges in Lake Zurich?
8, holding 19 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Lake Zurich business number?
Yes. Porting an existing number to Callata is free. Texting from it starts after carrier registration (10DLC), a one-time $49 fee.
How much is a business phone line in Lake Zurich?
Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 17 users come to $339.00 a month. For comparison, 17 users on RingCentral RingEX Core list at $510.00 a month (checked September 28, 2026).