Get a local business phone number in Canton, SD
Canton's area code, prefixes and carriers from NANPA records, and how to put a Canton number in front of your customers.
- Area code
- 605
- Exchanges
- 5NANPA-assigned
- Carriers
- 5
- Population
- 2,974Census 2024 est.
Area codes in Canton
With 2,974 residents in the Census 2024 estimate, Canton sits in Lincoln County, South Dakota. All 5 exchanges NANPA lists for its rate center are in area code 605. Canton is in the Central and Mountain time zone.
According to NANPA's dialing-plan data, local calls within 605 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.
| Area code | Exchanges here | Share | In service since | Overlay with | Time zone |
|---|---|---|---|---|---|
| 605 | 5 | 100% | 1947 | none | Central and Mountain |
Source: NANPA utilized central office code file and NPA report, dated 10/01/2026.
Who holds Canton phone exchanges
5 carriers hold the 5 exchanges assigned to Canton's rate center. Midcontinent Communications. - SD has the most, with 1. 3 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. The table counts codes by the operating company NANPA assigned them to, not by who serves each number today.
| Carrier (NANPA operating company) | Exchanges | Share |
|---|---|---|
| Midcontinent Communications. - SD | 1 | 20% |
| Onvoy Spectrum, LLC | 1 | 20% |
| Clarity Telecom, LLC d/b/a Bluepeak | 1 | 20% |
| Mcimetro Access Transmission Services LLC | 1 | 20% |
| Qwest Corporation | 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.
Local prefixes for Canton
A prefix (NXX) is the three digits after the area code. Numbers starting with these prefixes are rated as local to Canton. The earliest assignment date recorded in the file for these codes is 2001. 1 of the 5 were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 605 | 558, 616, 764, 836, 987 |
Source: NANPA utilized central office code file.
When Canton's exchanges were assigned
Assignment dates show when each block of Canton numbers was added to the local supply.
| 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 Canton
NANPA ties every exchange to a rate center. For Canton that is CANTON, so a number from one of these exchanges reads as local to people in and around Canton.
Keeping an existing Canton number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 605 when you pick it.
Who does business near Canton
Canton is part of the Sioux Falls, SD-MN metro area, home to 308,000 people in 2024. County Business Patterns counted 9,170 business establishments in the Sioux Falls, SD-MN metro area in 2023, employing 160,101 people. The largest sectors by establishment count are construction (1,254), retail trade (1,062), and health care and social assistance (913).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Limited-service restaurants | 235 | 5,209 | 22.2 |
| Insurance agencies and brokerages | 219 | 1,087 | 5.0 |
| Full-service restaurants | 178 | 4,401 | 24.7 |
| Offices of real estate agents and brokers | 165 | 349 | 2.1 |
| Residential remodelers | 161 | 421 | 2.6 |
| Landscaping services | 127 | 759 | 6.0 |
| Plumbing, heating and air-conditioning contractors | 121 | 1,816 | 15.0 |
| Law offices | 118 | 646 | 5.5 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
A Canton number on Callata
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.
If you already have a number in Canton, 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.
A 17-person team is the benchmark here, the rounded average establishment size in the Sioux Falls, SD-MN 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. 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 Canton, SD?
605. All exchanges NANPA lists for Canton are in 605.
How many phone companies have exchanges in Canton?
5, holding 5 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Canton 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 Canton?
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).