Get a local business phone number in Dell Rapids, SD
Dell Rapids's area code, prefixes and carriers from NANPA records, and how to put a Dell Rapids number in front of your customers.
- Area code
- 605
- Exchanges
- 2NANPA-assigned
- Carriers
- 2
- Population
- 3,825Census 2024 est.
Dell Rapids area codes
Dell Rapids, in Minnehaha County, South Dakota, had a Census-estimated population of 3,825 in July 2024. All 2 exchanges NANPA lists for its rate center are in area code 605. Dell Rapids 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 | 2 | 100% | 1947 | none | Central and Mountain |
Source: NANPA utilized central office code file and NPA report, dated 10/01/2026.
Dell Rapids exchanges by carrier
2 carriers hold the 2 exchanges assigned to Dell Rapids's rate center. Sioux Valley Tel d/b/a Golden West Telecommunication has the most, with 1. 2 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 |
|---|---|---|
| Sioux Valley Tel d/b/a Golden West Telecommunication | 1 | 50% |
| Aerial Communications, INC. | 1 | 50% |
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.
Dell Rapids phone prefixes
These are the central office codes NANPA records for Dell Rapids. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2016. None were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 605 | 428, 963 |
Source: NANPA utilized central office code file.
What makes a number local to Dell Rapids
What a caller sees as "local" is the area code plus prefix. In Dell Rapids, those come from the DELLRAPIDS rate center, as recorded by NANPA.
Keeping an existing Dell Rapids number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 605 when you pick it.
Businesses around Dell Rapids
Dell Rapids 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 Dell Rapids number on Callata
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 Dell Rapids, 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 Dell Rapids, SD?
605. All exchanges NANPA lists for Dell Rapids are in 605.
How many phone companies have exchanges in Dell Rapids?
2, holding 2 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing Dell Rapids 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 Dell Rapids?
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).