Union, SD Post Office locations

• Alcester

  Post Office	Address	Phone	Hours
  ALCESTER	111 DAKOTA ST ALCESTER, SD 57001 - 9998	605-934-2450	Mon-Fri 09:30 AM - 12:30 PM 01:30 PM - 04:00 PM Sat 09:30 AM - 10:00 AM Sun Closed

• Beresford

  Post Office	Address	Phone	Hours
  BERESFORD	100 S 3RD ST BERESFORD, SD 57004 - 9998	605-763-2862	Mon-Fri 08:00 AM - 11:00 AM 12:00 PM - 04:00 PM Sat 08:00 AM - 09:00 AM 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 09:00 AM - 11:00 AM 12:00 PM - 04:30 PM Sat 09:30 AM - 10:30 AM Sun Closed

• Jefferson

  Post Office	Address	Phone	Hours
  JEFFERSON	303 MAIN ST JEFFERSON, SD 57038 - 9998	605-966-5504	Mon-Fri 12:30 PM - 04:30 PM Sat 12:30 PM - 01:00 PM 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 09:00 AM - 04:30 PM Sat 09:00 AM - 11:30 AM Sun Closed