Departments

• Construction and Planning
  041 789 70 25
• Collection office, Bremgartenstrasse 12
  041 788 06 43
• Residents' Services, Employment Office, Funeral Office,
  Rental SBB - Municipal Day Pass, SVA branch office
  041 789 70 15
• Finance
  041 789 70 20
• Municipal mayor
  041 787 12 33
• Municipal Chancellery
  041 789 70 10
• Regional civil registry office
  041 789 70 15
• Social services
  041 789 70 10
• Tax office Sins and Abtwil, Bremgartenstrasse 12
  041 789 70 30
• Works service
  041 787 11 09

Schools in the municipality

• School management and school administration kindergarten / elementary school (Letten)
  041 789 65 00
• School management and school secretariat upper school (Ammannsmatt)
  041 789 65 65
• Primary school building Aettenschwil
  041 787 28 32
• Music school management
  041 789 65 75
• Custodian Letten
  041 789 65 40
• Ammannsmatt caretaker
  041 789 65 95

Other departments

• Wastewater treatment plant ARA Giessenmatt
  041 787 24 52
• Forestry Oberfreiamt, 5644 Auw
  056 668 18 02
• Judge of Peace Office District, Sins
  041 787 27 17
• Community Association for Civil Protection and Civil Defense Oberfreiamt (GBZO)
  041 787 37 27
• Chimney sweep, Zimmermann Rolf, Industrie Nord 12
  079 455 08 88
• Child and adult protection authority
  056 675 85 55
• Communal agricultural survey office
  041 787 11 46
• Fungus inspector
  041 787 09 25