The 10 Best Notaries & Document Services in South Dakota — 2026

We compared all 98 offices in South Dakota on the data that matters: services offered, posted hours, and how easy each one is to reach. No pay-to-play — this ranking comes straight from the listings data, updated October 2026.

#1 · KMWF & Associates, PCLennox Evenings & weekends

Mon-Fri 8am-5pm

(605) 336-7213 Website View listing

#2 · Liberty TaxSioux Falls Se habla español

Mon 9am-4pm, Wed 9am-4pm, Fri 9am-4pm

(605) 809-3608 Website View listing

#3 · Action Process ServingSioux Falls Evenings & weekends

Open 24 hours

(605) 360-2881 Website View listing

#4 · A To Z World Languages. IncSioux Falls Evenings & weekends

(605) 275-6565 Website View listing

#5 · Anthem Title Escrow ServicesSioux Falls

Mon-Fri 8am-5pm

(605) 306-3400 Website View listing

#6 · Anytime MailboxSioux Falls Evenings & weekends

Website View listing

#7 · Compass Tax & Accounting PllcSioux Falls

Mon-Fri 10am-5pm

(605) 332-5255 Website View listing

#8 · Donna Denker & AssociatesRapid City

Mon-Fri 8am-5pm

(605) 721-3382 Website View listing

#9 · Liberty TaxSpearfish

Mon-Tue 10am-4pm

(605) 549-5936 Website View listing

#10 · Liberty TaxPine Ridge

Mon-Fri 9am-6pm, Sat 9am-5pm

(605) 867-2380 Website View listing

Run one of these businesses? You earned this spot — email contact@mobilenotaryatlas.com for your free “Top Notaries & Document Services in South Dakota” badge to put on your site, and we’ll make sure your listing stays accurate.

How we rank: every listing earns points for verified services (loan signing agent, online notarization, apostille, evenings & weekends, se habla español), posted hours, and working contact details. The ranking is recalculated with every data update.