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Get a Virtual Phone Number for Sioux Falls, South Dakota

Sioux Falls, your Ninja is waiting.
Get a second phone line for your business - on your cellphone.

Keep Your Work and Personal Life Separate, but Together

Ninja Number goes where you go, so you can always be available if you need to, but still take your family out to dinner without worrying about missing a call.

Just like a Ninja, we work behind the scenes to take care of your calls if you aren’t able to.


Link Up to 5 Phones

Collaborate with your team to answer phone calls and texts. Ninja Number can link up to 5 different phones to your business number, so if you’re busy, someone else on your team will respond.

Linking phones also allows you to go back and find out who answered a specific call or text - great for gathering more information or audit tracking.



If you can't respond, we can do it for you.

Trapped in a meeting and can’t leave to answer a call? Return voicemails via text, or customize answers to frequently asked questions.

Through our auto-reply feature, we use artificial intelligence to recognize questions asked by callers by text message or voicemail transcription and reply with your answers.


Additional Features Included:


Hold all calls and let them go directly to voicemail.


Ninja Number reminds you when you’ve missed a call. View all your unanswered calls from the home screen.

Call Tracking
Call Tracking

Mark each call according to who they are - inquiry, initial contact, customer or VIP - so you can prioritize what calls to return.

Multiple Extensions
Multiple Extensions

Turn your Ninja Number into a true phone system with extensions for each employee or department, allowing your business the flexibility to grow.


Get detailed data on your calls and messages so you can make better decisions about your business.

Get any number
Get Any Number

Choose from local, toll-free or vanity numbers. You can even transfer an existing number to Ninja Number.

Sioux Falls, South Dakota - Facts & Figures

Sioux Falls is the largest city in South Dakota, initially born of a railroad boom that allowed the town to better transport granite that was quarried in the area. Forbes magazine often chooses Sioux Falls as a top city for business. In fact, for 3 years in a row the magazine has chosen the city as the #1 small city for business and careers. These rankings are based on Sioux Falls' employment rate, job and income growth, cost of doing business, labor pool, crime rate, housing costs and net migration. The economy in Sioux Falls economy is based on finance, health care, retailing, agriculture, tourism, and distribution and trade. In addition, Sioux Falls is the home of one of the largest stockyards in the world, and therefore has a thriving meat packing industry.

  • Population: 154,443
  • Industries: Health care; Retail; Tourism; Trade and Distribution; Agriculture; Finance; Livestock; and Manufacturing
  • Area Codes: 605
  • ZIP Codes: 57101, 57103, 57104, 57105, 57106, 57107, 57108, 57109, 57110, 57117, 57118, 57188, 57189, 57192, 57193, 57194, 57195, 57196, 57197, 57198
  • Surrounding Cities: Omaha, NE; Harrisburg, SD; Tea, SD; Brandon, SD; Crooks, SD; Hartford, SD; Valley Springs, SD; Worthing, SD; Lennox, SD

Here are some more cities in South-dakota where we offer service!

Sioux Falls, get your Ninja working for you right away.


Try Ninja Number free for 7 days. Instant activation – no contracts, and all features included!

We guarantee that Ninja Number will help grow your business. If you don’t believe Ninja Number can help grow your business and make more money, just cancel your service and that month’s payment is on us!!