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Best Money Market Rates in South Dakota (SD) - April 2026

Content reviewed by
Brian McKay Brian McKay
Brian McKay

Brian McKay

Founder & Data Architect
Expertise
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Brian is the Founder of MonitorBankRates.com. For over 18 years, he has utilized his background in enterprise infrastructure to engineer proprietary systems that track rates from over 8,000 financial institutions.
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| i Editorial Disclosure
Editorial Disclosure The rates displayed are actual, verified rates sourced directly from the official websites of banks and credit unions. Our editorial content is independent of any advertiser relationships.
| ✓Fact Checked | Last Updated: April 18, 2026

Current South Dakota money market rates include Frontier Bank Sioux Falls, SDFrontier Bank Sioux Falls, SD101 S Phillips Ave, Sioux Falls, SD 57104A+5.0 ★Texas Ratio: 0.00% Money Market Select at 3.25% APY, Bank MidwestBank Midwest225 S Minnesota Ave, Sioux Falls, SD 57104A+5.0 ★Texas Ratio: 1.45% Premier Money Market at 3.04% APY, American Bank & TrustAmerican Bank & Trust6810 S Minnesota Ave, Sioux Falls, SD 57108A+5.0 ★Texas Ratio: 2.47% Money Market Special at 3.00% APY, Voyage Federal Credit UnionVoyage Federal Credit Union5800 E 18th St Ste 101, Sioux Falls, SD 57110A5.0 ★Texas Ratio: 6.07% Money Market Account at 2.53% APY, and Service First Federal Credit UnionService First Federal Credit Union3901 E 10th St, Sioux Falls, SD 57103 2133A+5.0 ★Texas Ratio: 0.00% Premier Money Market at 2.00% APY. Money market rates as of April 18, 2026 according to verified data from MonitorBankRates.

Use the tables below to compare money market rates across South Dakota side-by-side. South Dakota money market rates currently reach as high as 3.25% APY from Frontier Bank Sioux Falls, SD at 101 S Phillips Ave, Sioux Falls, SD 57104. Rates are continually updated — we recommend checking back frequently.

Rates reflect recent market quotes and representative offers available to depositors in South Dakota and surrounding area. Last Updated and Verified: April 18, 2026

Compare the Best Money Market Rates Today in South Dakota

Source: Verified Money Market Rate Data provided by MonitorBankRates
Institution
Product
APY
Min Deposit
Profile
Frontier Bank Sioux Falls, SD
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
101 S Phillips Ave, Sioux Falls, SD 57104
Money Market Select
3.25%
$50,000
View
▼
Rate—
Min Deposit$50,000
Min Balance—
UpdatedApr 16, 2026
Details

Bank Midwest
Institution Rating:
A+5.0 ★ Texas Ratio: 1.45%
225 S Minnesota Ave, Sioux Falls, SD 57104
Premier Money Market
3.04%
$50
View
▼
Rate3.00%
Min Deposit$50
Min Balance—
UpdatedApr 17, 2026
Details

Limited time offer

American Bank & Trust
Institution Rating:
A+5.0 ★ Texas Ratio: 2.47%
6810 S Minnesota Ave, Sioux Falls, SD 57108
Money Market Special
3.00%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Voyage Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.07%
5800 E 18th St Ste 101, Sioux Falls, SD 57110
Money Market Account
2.53%
$0
View
▼
Rate2.50%
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Bank Midwest
Institution Rating:
A+5.0 ★ Texas Ratio: 1.45%
225 S Minnesota Ave, Sioux Falls, SD 57104
Premier Money Market
2.53%
$50
View
▼
Rate2.50%
Min Deposit$50
Min Balance—
UpdatedApr 17, 2026
Details

Limited time offer

Voyage Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.07%
5800 E 18th St Ste 101, Sioux Falls, SD 57110
Money Market Account
2.32%
$0
View
▼
Rate2.30%
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Voyage Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.07%
5800 E 18th St Ste 101, Sioux Falls, SD 57110
Money Market Account
2.07%
$0
View
▼
Rate2.05%
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Bank Midwest
Institution Rating:
A+5.0 ★ Texas Ratio: 1.45%
225 S Minnesota Ave, Sioux Falls, SD 57104
Premier Money Market
2.02%
$50
View
▼
Rate2.00%
Min Deposit$50
Min Balance—
UpdatedApr 17, 2026
Details

Limited time offer

Service First Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
3901 E 10th St, Sioux Falls, SD 57103 2133
Premier Money Market
2.00%
$0
View
▼
Rate2.00%
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Service First Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
3901 E 10th St, Sioux Falls, SD 57103 2133
Premier Money Market
1.75%
$0
View
▼
Rate1.75%
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Norstar Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.02%
515 Vander Horck St, Britton, SD 57430
Money Market Checking
1.75%
$0
View
▼
Rate1.75%
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

6 transfers allowed per month; 3 checks allowed per month; Minimum Balance $1,500

Voyage Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.07%
5800 E 18th St Ste 101, Sioux Falls, SD 57110
Money Market Account
1.71%
$0
View
▼
Rate1.70%
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Merchants State Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 2.01%
305 S Main St, Freeman, SD 57029
Money Market Gold Account
1.65%
$10,000
View
▼
Rate1.64%
Min Deposit$10,000
Min Balance—
UpdatedApr 17, 2026
Details

Bank Midwest
Institution Rating:
A+5.0 ★ Texas Ratio: 1.45%
225 S Minnesota Ave, Sioux Falls, SD 57104
Premier Money Market
1.51%
$50
View
▼
Rate1.50%
Min Deposit$50
Min Balance—
UpdatedApr 17, 2026
Details

Limited time offer

Norstar Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.02%
515 Vander Horck St, Britton, SD 57430
Money Market Checking
1.50%
$0
View
▼
Rate1.50%
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

6 transfers allowed per month; 3 checks allowed per month; Minimum Balance $1,500

Merchants State Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 2.01%
305 S Main St, Freeman, SD 57029
Money Market Gold Account
1.45%
$10,000
View
▼
Rate1.44%
Min Deposit$10,000
Min Balance—
UpdatedApr 17, 2026
Details

Voyage Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.07%
5800 E 18th St Ste 101, Sioux Falls, SD 57110
Money Market Account
1.41%
$0
View
▼
Rate1.40%
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Siouxland Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.96%
327 Dakota Dunes Blvd, Dakota Dunes, SD 57049
Money Market
1.25%
$1,000
View
▼
Rate1.25%
Min Deposit$1,000
Min Balance—
UpdatedApr 18, 2026
Details

Service First Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
3901 E 10th St, Sioux Falls, SD 57103 2133
Premier Money Market
1.25%
$0
View
▼
Rate1.25%
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Merchants State Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 2.01%
305 S Main St, Freeman, SD 57029
Money Market Gold Account
1.20%
$10,000
View
▼
Rate1.19%
Min Deposit$10,000
Min Balance—
UpdatedApr 17, 2026
Details

Service First Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
3901 E 10th St, Sioux Falls, SD 57103 2133
Premier Money Market
1.00%
$0
View
▼
Rate1.00%
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Bank Midwest
Institution Rating:
A+5.0 ★ Texas Ratio: 1.45%
225 S Minnesota Ave, Sioux Falls, SD 57104
Premier Money Market
1.00%
$50
View
▼
Rate1.00%
Min Deposit$50
Min Balance—
UpdatedApr 17, 2026
Details

Limited time offer

Merchants State Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 2.01%
305 S Main St, Freeman, SD 57029
Money Market Gold Account
1.00%
$10,000
View
▼
Rate0.99%
Min Deposit$10,000
Min Balance—
UpdatedApr 17, 2026
Details

Merchants State Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 2.01%
305 S Main St, Freeman, SD 57029
Money Market Savings Account
1.00%
$2,500
View
▼
Rate0.99%
Min Deposit$2,500
Min Balance—
UpdatedApr 17, 2026
Details

Richland State Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
602 1st St, Bruce, SD 57220
Money Market Account
0.95%
$0
View
▼
Rate0.95%
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Bluestone Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 5.08%
3400 S Sycamore Ave, Sioux Falls, SD 57110 4412
MONEY MARKET SAS
0.90%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Richland State Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
602 1st St, Bruce, SD 57220
Money Market Account
0.85%
$0
View
▼
Rate0.85%
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Richland State Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
602 1st St, Bruce, SD 57220
Money Market Account
0.75%
$0
View
▼
Rate0.75%
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Service First Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
3901 E 10th St, Sioux Falls, SD 57103 2133
Premier Money Market
0.75%
$0
View
▼
Rate0.75%
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Avanti Federal Credit Union
Institution Rating:
B+4.8 ★ Texas Ratio: 17.32%
1620 4th St NE, Watertown, SD 57201 8604
Money Market
0.75%
$0
View
▼
Rate0.75%
Min Deposit$0
Min Balance—
UpdatedApr 18, 2026
Details

Siouxland Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.96%
327 Dakota Dunes Blvd, Dakota Dunes, SD 57049
Money Market
0.75%
$1,000
View
▼
Rate0.75%
Min Deposit$1,000
Min Balance—
UpdatedApr 18, 2026
Details

Bluestone Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 5.08%
3400 S Sycamore Ave, Sioux Falls, SD 57110 4412
MONEY MARKET SAS
0.70%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Interfaith Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 1.60%
815 Columbus St, Rapid City, SD 57701
Money Market Multiplier Tier 5
0.65%
$0
View
▼
Rate0.65%
Min Deposit$0
Min Balance—
UpdatedApr 18, 2026
Details

Richland State Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
602 1st St, Bruce, SD 57220
Money Market Account
0.65%
$0
View
▼
Rate0.65%
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Interfaith Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 1.60%
815 Columbus St, Rapid City, SD 57701
Money Market Multiplier Tier 6
0.65%
$0
View
▼
Rate0.65%
Min Deposit$0
Min Balance—
UpdatedApr 18, 2026
Details

Interfaith Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 1.60%
815 Columbus St, Rapid City, SD 57701
Money Market Multiplier Tier 4
0.60%
$0
View
▼
Rate0.60%
Min Deposit$0
Min Balance—
UpdatedApr 18, 2026
Details

Interfaith Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 1.60%
815 Columbus St, Rapid City, SD 57701
Money Market Multiplier Tier 3
0.60%
$0
View
▼
Rate0.60%
Min Deposit$0
Min Balance—
UpdatedApr 18, 2026
Details

Interfaith Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 1.60%
815 Columbus St, Rapid City, SD 57701
Money Market Multiplier Tier 2
0.55%
$0
View
▼
Rate0.55%
Min Deposit$0
Min Balance—
UpdatedApr 18, 2026
Details

Interfaith Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 1.60%
815 Columbus St, Rapid City, SD 57701
Money Market Multiplier Tier I
0.55%
$0
View
▼
Rate0.55%
Min Deposit$0
Min Balance—
UpdatedApr 18, 2026
Details

Service First Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
3901 E 10th St, Sioux Falls, SD 57103 2133
FIMMA - First Insured Money Market Account
0.50%
$0
View
▼
Rate0.50%
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Service First Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
3901 E 10th St, Sioux Falls, SD 57103 2133
Premier Money Market
0.50%
$0
View
▼
Rate0.50%
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Bluestone Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 5.08%
3400 S Sycamore Ave, Sioux Falls, SD 57110 4412
MONEY MARKET SAS
0.50%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Avanti Federal Credit Union
Institution Rating:
B+4.8 ★ Texas Ratio: 17.32%
1620 4th St NE, Watertown, SD 57201 8604
Money Market
0.50%
$0
View
▼
Rate0.50%
Min Deposit$0
Min Balance—
UpdatedApr 18, 2026
Details

East River Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.86%
220 S Harth Ave, Madison, SD 57042 2916
Money Market
0.30%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedApr 18, 2026
Details

As High As

Service First Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
3901 E 10th St, Sioux Falls, SD 57103 2133
FIMMA - First Insured Money Market Account
0.25%
$0
View
▼
Rate0.25%
Min Deposit$0
Min Balance—
UpdatedApr 17, 2026
Details

Siouxland Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.96%
327 Dakota Dunes Blvd, Dakota Dunes, SD 57049
Money Market
0.20%
$1,000
View
▼
Rate0.20%
Min Deposit$1,000
Min Balance—
UpdatedApr 18, 2026
Details

Quoin Financial Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
209 Commercial Ave Se, Highmore, SD 57345
Money Market (MMDA)
0.01%
$1,000
View
▼
Rate0.01%
Min Deposit$1,000
Min Balance—
UpdatedApr 17, 2026
Details

The Annual Percentage Yields (APYs) displayed are based on the highest APY offered for the specified deposit amount or less. Rates may change without prior notice. Rates reflect recent market quotes and representative offers available to depositors in South Dakota and the surrounding area.

Banks and Credit Unions: If you identify an incorrect rate or wish to request the removal of your institution’s data, please contact us here.

South Dakota Money Market Rate Trends

Compare local South Dakota money market quotes against the statewide average

Daily money market rate averages tracked across our database of 8,500+ banks and credit unions — updated every evening.

View Full South Dakota MMA Trends →
High-Yield MMA — SD Avg
3.003%
▼ 0.034 vs 7 days ago

South Dakota high-yield MMA rates fell 0.034 points over the past 7 days to 3.003% APY.

Standard MMA — SD Avg
1.099%
▼ 0.375 vs 7 days ago

South Dakota standard MMA rates fell 0.375 points over the past 7 days to 1.099% APY.

As of Apr 23, 2026 • Rate data sourced from 8,500+ monitored institutions Powered by MonitorBankRates

Methodology & Data Sources

Direct-Sourced & Verified Money Market Rate Data: We aggregate money market account rates for South Dakota directly from the official websites of banks and credit unions using our proprietary rate aggregation technology and a dedicated team of rate updaters. Every money market rate displayed on MonitorBankRates.com is highly accurate and trustworthy.

Local, Regional, and National Coverage: Our systems constantly monitor the market to provide a complete picture of available yields in South Dakota. We feature a comprehensive mix of institutions from neighborhood credit unions and mid-sized regional banks to large national institutions available to savers in SD.

Daily Updates & Time-Stamped Accuracy: Our rate updaters verify and update money market rates daily. Because MMA yields can fluctuate rapidly based on market conditions, every product listed features its own specific “last updated” date, giving you complete transparency.

Frequently Asked Questions about Money Market Accounts in South Dakota

What is a Money Market Account (MMA)?

A Money Market Account (MMA) is a type of savings account that often pays higher interest rates than standard savings accounts. They usually come with check-writing privileges and debit card access, offering a balance of growth and liquidity for savers in South Dakota.

Are Money Market accounts in South Dakota safe?

Yes, as long as the institution is FDIC insured (for banks) or NCUA insured (for credit unions). This provides federal protection for your deposits in South Dakota up to $250,000 per depositor, per institution.

How often do MMA rates change in South Dakota?

Money market rates are variable and can change at any time based on market conditions and Federal Reserve decisions. We update our local South Dakota rate tables daily to ensure you see the most current high-yield options.

Can I write checks from a Money Market Account?

Yes, most Money Market Accounts allow you to write a limited number of checks or make debit card transactions each month (typically up to 6), making them more flexible than a standard savings account.

Best Money Market Rates in South Dakota

Here are some of the highest money market account APYs currently available in South Dakota:
  • Frontier Bank Sioux Falls, SD
    Money Market Select — 3.25% APY
  • Bank Midwest
    Premier Money Market — 3.04% APY
  • American Bank & Trust
    Money Market Special — 3.00% APY
  • Voyage Federal Credit Union
    Money Market Account — 2.53% APY
  • Service First Federal Credit Union
    Premier Money Market — 2.00% APY
Money Market Rates reflect actual verified offers from banks and credit unions actively accepting deposits in South Dakota. Your final available rate may depend on deposit amount and daily market movements. Last Updated and Verified: April 18, 2026

South Dakota Rates & Resources

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Cities in South Dakota

  • Aberdeen
  • Agar
  • Akaska
  • Alcester
  • Alexandria
  • Allen
  • Alpena
  • Amherst
  • Andover
  • Arlington
  • Armour
  • Artesian
  • Ashton
  • Astoria
  • Aurora
  • Avon
  • Badger
  • Baltic
  • Barnard
  • Batesland
  • Bath
  • Belle Fourche
  • Belvidere
  • Benton
  • Beresford
  • Bethlehem
  • Big Sioux
  • Big Stone City
  • Bison
  • Black Hawk
  • Blunt
  • Bonesteel
  • Bowdle
  • Box Elder
  • Bradley
  • Brandon
  • Brandt
  • Brantford
  • Brentford
  • Bridgewater
  • Bristol
  • Britton
  • Brookings
  • Bruce
  • Bryant
  • Buffalo
  • Buffalo Gap
  • Buffalo Ridge
  • Bullhead
  • Burbank
  • Burke
  • Cambria
  • Camp Crook
  • Canistota
  • Canova
  • Canton
  • Caputa
  • Carlisle
  • Carpenter
  • Carter
  • Carthage
  • Castlewood
  • Cavour
  • Centerville
  • Chamberlain
  • Chancellor
  • Cherry Creek
  • Chester
  • Claire City
  • Claremont
  • Clark
  • Clear Lake
  • Cleveland
  • Colman
  • Colome
  • Colton
  • Columbia
  • Conde
  • Corona
  • Corsica
  • Creighton
  • Cresbard
  • Crooks
  • Custer
  • Dallas
  • Dante
  • Davis
  • De Smet
  • Deadwood
  • Dell Rapids
  • Delmont
  • Dimock
  • Doland
  • Draper
  • Dupree
  • Eagle Butte
  • Eden
  • Edgemont
  • Egan
  • Elk Point
  • Elkton
  • Elm Springs
  • Emery
  • Enning
  • Erwin
  • Estelline
  • Ethan
  • Eureka
  • Fairburn
  • Fairfax
  • Fairview
  • Faith
  • Faulkton
  • Fedora
  • Ferney
  • Firesteel
  • Flandreau
  • Florence
  • Fort Meade
  • Fort Pierre
  • Fort Thompson
  • Frankfort
  • Frederick
  • Freeman
  • Fruitdale
  • Fulton
  • Gann Valley
  • Garden City
  • Garretson
  • Gary
  • Gayville
  • Geddes
  • Gettysburg
  • Glad Valley
  • Glencross
  • Glenham
  • Goodwin
  • Gregory
  • Grenville
  • Groton
  • Hamill
  • Harrisburg
  • Harrison
  • Harrold
  • Hartford
  • Hayes
  • Hayti
  • Hazel
  • Hecla
  • Henry
  • Hermosa
  • Herreid
  • Herrick
  • Hetland
  • Highmore
  • Hill City
  • Hitchcock
  • Holabird
  • Hosmer
  • Hot Springs
  • Houghton
  • Hoven
  • Howard
  • Howes
  • Hudson
  • Humboldt
  • Hurley
  • Huron
  • Ideal
  • Interior
  • Iona
  • Ipswich
  • Irene
  • Iroquois
  • Isabel
  • Java
  • Jefferson
  • Kadoka
  • Kaylor
  • Keldron
  • Kennebec
  • Keystone
  • Kimball
  • Kranzburg
  • Kyle
  • Labolt
  • Lake Andes
  • Lake City
  • Lake Norden
  • Lake Preston
  • Lane
  • Langford
  • Lantry
  • Lead
  • Lebanon
  • Lennox
  • Leola
  • Lesterville
  • Letcher
  • Little Eagle
  • Lodgepole
  • Long Valley
  • Longlake
  • Lower Brule
  • Ludlow
  • Lyons
  • Madison
  • Mahto
  • Manderson
  • Mansfield
  • Marion
  • Martin
  • Marty
  • Marvin
  • McIntosh
  • McLaughlin
  • Meadow
  • Meckling
  • Mellette
  • Menno
  • Midland
  • Milbank
  • Milesville
  • Miller
  • Mina
  • Mission
  • Mission Hill
  • Mission Ridge
  • Mitchell
  • Mobridge
  • Monroe
  • Montrose
  • Morristown
  • Mound City
  • Mount Vernon
  • Mud Butte
  • Murdo
  • Nemo
  • New Effington
  • New Holland
  • New Underwood
  • Newell
  • Nisland
  • Norris
  • North Sioux City
  • Northville
  • Nunda
  • Oacoma
  • Oelrichs
  • Oglala
  • Okaton
  • Okreek
  • Oldham
  • Olivet
  • Onaka
  • Onida
  • Opal
  • Oral
  • Orient
  • Ortley
  • Owanka
  • Parade
  • Parker
  • Parkston
  • Parmelee
  • Peever
  • Perry
  • Philip
  • Pickstown
  • Piedmont
  • Pierpont
  • Pierre
  • Pine Ridge
  • Plankinton
  • Platte
  • Pollock
  • Porcupine
  • Prairie City
  • Presho
  • Pringle
  • Provo
  • Pukwana
  • Quinn
  • Ralph
  • Ramona
  • Rapid City
  • Ravinia
  • Raymond
  • Red Owl
  • Redfield
  • Redig
  • Ree Heights
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