CallataGuidesGet a local business phone number in Riverdale, IL
Riverdale's area codes, prefixes and carriers from NANPA records, and how to put a Riverdale number in front of your customers.
- Area code
- 708 / 464
- Exchanges
- 11NANPA-assigned
- Carriers
- 8
- Population
- 10,299Census 2024 est.
What area code is Riverdale, IL?
Riverdale, in Cook County, Illinois, had a Census-estimated population of 10,299 in July 2024. NANPA lists 11 exchanges for its rate center across 2 area codes; 708 has the most (10, 91%). 708 is part of an overlay with 464, so a new local number in Riverdale may carry any of those codes depending on which have numbers available. Riverdale is in the Central time zone.
According to NANPA's dialing-plan data, local calls within 708 are dialed as 1 plus ten digits and toll calls as 1 plus ten digits.
Who holds Riverdale phone exchanges
8 carriers hold the 11 exchanges assigned to Riverdale's rate center. Illinois Bell Tel CO has the most, with 3. 8 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 | 3 | 27% |
| Teleport Communications America, LLC - Il | 2 | 18% |
| Eon Telecom, INC. | 1 | 9.1% |
| Level 3 Communications, LLC - Il | 1 | 9.1% |
| Paetec Itel, LLC | 1 | 9.1% |
| Peerless Network of Illinois, LLC - Il | 1 | 9.1% |
| Onvoy, LLC | 1 | 9.1% |
| T-mobile USA, INC. | 1 | 9.1% |
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 Riverdale
These are the central office codes NANPA records for Riverdale. 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 11 were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 464 | 235 |
| 708 | 201, 392, 487, 768, 841, 849, 880, 888, 896, 900 |
Source: NANPA utilized central office code file.
When Riverdale's exchanges were assigned
Assignment dates show when each block of Riverdale numbers was added to the local supply.
| Decade assigned | Exchanges | Share |
|---|---|---|
| 2000s | 1 | 25% |
| 2010s | 1 | 25% |
| 2020s | 2 | 50% |
Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.
What makes a number local to Riverdale
What a caller sees as "local" is the area code plus prefix. In Riverdale, those come from the RIVERDALE rate center, as recorded by NANPA.
Keeping an existing Riverdale number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 708 when you pick it.
Businesses around Riverdale
Riverdale 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.
A Riverdale 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.
If you already have a number in Riverdale, 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.
The comparison below uses 17 users, the rounded average establishment size in the Chicago, IL-IN metro area. At list prices checked September 28, 2026, that is $424.15 a month on Ooma Office Pro and $510.00 on RingCentral RingEX Core. On Callata the same 17 people cost $339.00 a month, less than either per-seat plan.
| 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 Riverdale, IL?
Riverdale has exchanges in 708 and 464; 708 has the most.
How many phone companies have exchanges in Riverdale?
8, holding 11 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Riverdale 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 Riverdale?
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).