CallataGuidesGet a local business phone number in Arlington Heights, IL
Arlington Heights's area codes, prefixes and carriers from NANPA records, and how to put a Arlington Heights number in front of your customers.
- Area code
- 224 / 847
- Exchanges
- 108NANPA-assigned
- Carriers
- 18
- Population
- 75,596Census 2024 est.
What area code is Arlington Heights, IL?
With 75,596 residents in the Census 2024 estimate, Arlington Heights sits in Cook County, Illinois. NANPA lists 108 exchanges for its rate center across 2 area codes; 224 has the most (70, 65%). 224 is part of an overlay with 847, so a new local number in Arlington Heights may carry any of those codes depending on which have numbers available. Arlington Heights is in the Central time zone.
According to NANPA's dialing-plan data, local calls within 224 are dialed as 1 plus ten digits and toll calls as 1 plus ten digits.
Phone carriers in Arlington Heights
18 carriers hold the 108 exchanges assigned to Arlington Heights's rate center. T-mobile USA, INC. has the most, with 45. 87 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. A business number in Arlington Heights can come from any of these blocks; once it is yours, porting lets it move between providers.
| Carrier (NANPA operating company) | Exchanges | Share |
|---|---|---|
| T-mobile USA, INC. | 45 | 42% |
| Illinois Bell Tel CO | 22 | 20% |
| New Cingular Wireless PCS, LLC - Il | 13 | 12% |
| Teleport Communications America, LLC - Il | 4 | 3.7% |
| Comcast Ip Phone, LLC | 4 | 3.7% |
| Fractel, LLC | 4 | 3.7% |
| Mcimetro Access Transmission Services LLC - Il | 3 | 2.8% |
| Onvoy, LLC | 2 | 1.9% |
| Mcimetro Access Transmission Services LLC | 2 | 1.9% |
| Ton80 Communications, LLC | 1 | 0.93% |
| Terra Nova Telecom INC. | 1 | 0.93% |
| AT&T Enterprises, LLC | 1 | 0.93% |
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.
Local prefixes for Arlington Heights
These are the central office codes NANPA records for Arlington Heights. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2001. 28 of the 108 were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 224 | 200, 201, 202, 210, 232, 245, 247, 248, 258, 273, 310, 314, 318, 322, 323, 324, 334, 342, 345, 347, 349, 368, 384, 387, 388, 391, 398, 400, 409, 421, 425, 431, 460, 465, 486, 490, 499, 518, 526, 558, 562, 587, 595, 607, 614, 615, 624, 625, 631, 647, 648, 652, 663, 666, 669, 670, 671, 672, 679, 685, 735, 764, 795, 800, 805, 822, 830, 844, 855, 857 |
| 847 | 222, 253, 255, 259, 305, 342, 346, 368, 385, 392, 394, 398, 435, 452, 454, 463, 481, 483, 506, 577, 590, 614, 618, 630, 632, 637, 660, 666, 670, 704, 749, 754, 788, 797, 818, 870, 873, 890 |
Source: NANPA utilized central office code file.
When Arlington Heights's exchanges were assigned
The table groups Arlington Heights's exchanges by the decade NANPA recorded them as assigned.
| Decade assigned | Exchanges | Share |
|---|---|---|
| 2000s | 25 | 34% |
| 2010s | 20 | 27% |
| 2020s | 28 | 38% |
Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.
How local numbers work in Arlington Heights
NANPA ties every exchange to a rate center. For Arlington Heights that is ARLIGTNHTS, so a number from one of these exchanges reads as local to people in and around Arlington Heights.
New local numbers are drawn from carrier inventory, so the exact 224 numbers available change over time; porting an existing number is free.
Who does business near Arlington Heights
Arlington Heights 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 Arlington Heights
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 Arlington Heights 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.
A 17-person team is the benchmark here, the rounded average establishment size in the Chicago, IL-IN metro area. Billed per seat at month-to-month list prices (checked September 28, 2026), RingCentral RingEX Core costs $510.00 a month and Ooma Office Pro $424.15. 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 Arlington Heights, IL?
Arlington Heights has exchanges in 224 and 847; 224 has the most.
How many phone companies have exchanges in Arlington Heights?
18, holding 108 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Arlington Heights 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 Arlington Heights?
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).