CallataGuidesGet a local business phone number in Ione, CA
Ione's area code, prefixes and carriers from NANPA records, and how to put a Ione number in front of your customers.
- Area code
- 209
- Exchanges
- 6NANPA-assigned
- Carriers
- 5
- Population
- 9,411Census 2024 est.
Area codes in Ione
Ione city is a Census place in Amador County, California, with an estimated 9,411 residents in 2024. All 6 exchanges NANPA lists for its rate center are in area code 209. 209 is part of an overlay with 350, so a new local number in Ione may carry any of those codes depending on which have numbers available. Ione is in the Pacific time zone.
According to NANPA's dialing-plan data, local calls within 209 are dialed as 1 plus ten digits and toll calls as 1 plus ten digits.
| Area code | Exchanges here | Share | In service since | Overlay with | Time zone |
|---|---|---|---|---|---|
| 209 | 6 | 100% | 1958 | 350 | Pacific |
Source: NANPA utilized central office code file and NPA report, dated 10/01/2026.
Phone carriers in Ione
5 carriers hold the 6 exchanges assigned to Ione's rate center. Bandwidth.com CLEC, LLC - CA has the most, with 2. 6 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 |
|---|---|---|
| Bandwidth.com CLEC, LLC - CA | 2 | 33% |
| Pacific Bell | 1 | 17% |
| Mcimetro Access Transmission Services LLC - CA | 1 | 17% |
| Level 3 Communications, LLC - CA | 1 | 17% |
| New Cingular Wireless PCS, LLC | 1 | 17% |
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 Ione
These are the central office codes NANPA records for Ione. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2015. None were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 209 | 274, 332, 457, 781, 790, 964 |
Source: NANPA utilized central office code file.
Rate centers and local calling in Ione
NANPA ties every exchange to a rate center. For Ione that is IONE, so a number from one of these exchanges reads as local to people in and around Ione.
If your business already has a Ione number, porting it to Callata is free and keeps it on your cards, listings and vehicles.
Who does business near Ione
Ione is outside any Census metro or micropolitan area, so the figures below are statewide. County Business Patterns counted 1,029,689 business establishments in California in 2023, employing 16,405,436 people. The largest sectors by establishment count are professional, scientific, and technical services (143,863), health care and social assistance (132,345), and retail trade (106,675).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Limited-service restaurants | 34,527 | 604,758 | 17.5 |
| Full-service restaurants | 31,333 | 628,541 | 20.1 |
| Physician practices | 29,615 | 231,960 | 7.8 |
| Law offices | 22,821 | 148,867 | 6.5 |
| Dental offices | 22,757 | 142,822 | 6.3 |
| Offices of real estate agents and brokers | 22,558 | 53,008 | 2.3 |
| Management consulting firms | 17,851 | 88,119 | 4.9 |
| Residential remodelers | 16,792 | 71,834 | 4.3 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
Setting up a Ione business line
Callata is a business phone system priced at $99 a month with 5 users included, then $20 per additional user. Callata Office includes up to 3 local business numbers, unlimited inbound calling, 1,500 pooled outbound US and Canada minutes per user each month, a browser softphone that can also ring your cell, voicemail with transcription, call recording with AI summaries, business-hours routing and E911 on every number.
If you already have a number in Ione, 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 16 users, the rounded average establishment size in California. At list prices checked September 28, 2026, that is $399.20 a month on Ooma Office Pro and $480.00 on RingCentral RingEX Core. On Callata the same 16 people cost $319.00 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 | $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 Ione, CA?
209. All exchanges NANPA lists for Ione are in 209.
How many phone companies have exchanges in Ione?
5, holding 6 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Ione 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 Ione?
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).