CallataGuidesGet a local business phone number in Grant Park, IL
Grant Park's area codes, prefixes and carriers from NANPA records, and how to put a Grant Park number in front of your customers.
- Area code
- 815 / 779
- Exchanges
- 5NANPA-assigned
- Carriers
- 3
- Population
- 1,282Census 2024 est.
What area code is Grant Park, IL?
With 1,282 residents in the Census 2024 estimate, Grant Park sits in Kankakee County, Illinois. NANPA lists 5 exchanges for its rate center across 2 area codes; 815 has the most (4, 80%). 815 is part of an overlay with 779, so a new local number in Grant Park may carry any of those codes depending on which have numbers available. Grant Park is in the Central time zone.
According to NANPA's dialing-plan data, local calls within 815 are dialed as 1 plus ten digits and toll calls as 1 plus ten digits.
Who holds Grant Park phone exchanges
3 carriers hold the 5 exchanges assigned to Grant Park's rate center. Illinois Bell Tel CO has the most, with 2. 5 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. Holding a code means NANPA assigned that block of numbers to the carrier for this rate center; individual numbers may since have been ported elsewhere.
| Carrier (NANPA operating company) | Exchanges | Share |
|---|---|---|
| Illinois Bell Tel CO | 2 | 40% |
| Level 3 Communications, LLC - Il | 2 | 40% |
| Commio, LLC | 1 | 20% |
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.
Grant Park phone prefixes
A prefix (NXX) is the three digits after the area code. Numbers starting with these prefixes are rated as local to Grant Park. The earliest assignment date recorded in the file for these codes is 2002. 1 of the 5 were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 779 | 376 |
| 815 | 465, 466, 550, 605 |
Source: NANPA utilized central office code file.
When Grant Park's exchanges were assigned
The table groups Grant Park's exchanges by the decade NANPA recorded them as assigned.
| Decade assigned | Exchanges | Share |
|---|---|---|
| 2000s | 1 | 50% |
| 2020s | 1 | 50% |
Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.
Rate centers and local calling in Grant Park
What a caller sees as "local" is the area code plus prefix. In Grant Park, those come from the GRANT PARK rate center, as recorded by NANPA.
New local numbers are drawn from carrier inventory, so the exact 815 numbers available change over time; porting an existing number is free.
Businesses around Grant Park
Grant Park is part of the Kankakee, IL metro area, home to 106,000 people in 2024. County Business Patterns counted 2,268 business establishments in the Kankakee, IL metro area in 2023, employing 35,392 people. The largest sectors by establishment count are retail trade (348), health care and social assistance (332), and accommodation and food services (252).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Limited-service restaurants | 81 | 1,609 | 19.9 |
| Full-service restaurants | 75 | 1,490 | 19.9 |
| Physician practices | 73 | — | — |
| Insurance agencies and brokerages | 41 | 143 | 3.5 |
| Landscaping services | 39 | 89 | 2.3 |
| Drinking places | 38 | 196 | 5.2 |
| General automotive repair shops | 35 | 147 | 4.2 |
| Dental offices | 34 | 280 | 8.2 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
A Grant Park number on Callata
Callata Office costs $99 per month for up to 5 people, and each additional user is $20 a month. That covers up to 3 local numbers, calling from a browser or your cell, transcribed voicemail, recorded calls with AI summaries, after-hours routing and E911 on each number.
Porting a number you already use in Grant Park 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.
The comparison below uses 16 users, the rounded average establishment size in the Kankakee, IL metro area. At list prices checked September 28, 2026, that is $399.20 a month on Ooma Office Pro and $480.00 on RingCentral RingEX Core. Callata comes to $319.00 a month for 16 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 | $319.00 | $3,828.00 |
| Quo (Starter) | $19.00 per user | $304.00 | $3,648.00 |
| Nextiva (Core) | $23.00 per user | $368.00 | $4,416.00 |
| Ooma (Office Pro) | $24.95 per user | $399.20 | $4,790.40 |
| Dialpad (Standard) | $27.00 per user | $432.00 | $5,184.00 |
| RingCentral (RingEX Core) | $30.00 per user | $480.00 | $5,760.00 |
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 Grant Park, IL?
Grant Park has exchanges in 815 and 779; 815 has the most.
How many phone companies have exchanges in Grant Park?
3, holding 5 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Grant Park 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 Grant Park?
Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 16 users come to $319.00 a month. For comparison, 16 users on RingCentral RingEX Core list at $480.00 a month (checked September 28, 2026).