Union, SD post office locations

• Alcester

  Post Office	Address	Phone	Hours
  ALCESTER	111 DAKOTA ST ALCESTER, SD 57001 - 9998	605-934-2450	Mon-Fri 9:30am - 12:30pm 1:30pm - 4:00pm Sat 9:30am - 10:00am Sun Closed

• Beresford

  Post Office	Address	Phone	Hours
  BERESFORD	100 S 3RD ST BERESFORD, SD 57004 - 9998	605-763-2862	Mon-Fri 8:00am - 11:00am 12:00pm - 4:00pm Sat 8:30am - 9:30am Sun Closed

• Elk Point

  Post Office	Address	Phone	Hours
  ELK POINT	123 W MAIN ST ELK POINT, SD 57025 - 9998	605-356-2402	Mon-Fri 9:00am - 11:00am 12:00pm - 4:30pm Sat 9:30am - 10:30am Sun Closed

• Jefferson

  Post Office	Address	Phone	Hours
  JEFFERSON	303 MAIN ST JEFFERSON, SD 57038 - 9998	605-966-5504	Mon-Fri 12:30pm - 4:30pm Sat 12:30pm - 1:00pm Sun Closed

• North Sioux City

  Post Office	Address	Phone	Hours
  NORTH SIOUX CITY	310 N DERBY LN NORTH SIOUX CITY, SD 57049 - 9998	605-232-4206	Mon-Fri 9:00am - 4:30pm Sat 9:00am - 11:30am Sun Closed