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Below is a list of the contact information for each service available within the Councils Online Services.

If you need assistance with any of the services, you can email the particular area by clicking on the contact listed below for the service,
or ring during business hours (8.30am – 5.00pm, Monday to Friday).
ContactServicePhone No
Customer ServicesApplication Enquiry(02) 9847 6666  
Customer ServicesBookings - Recreation Facilities(02) 9847 6666  
Community & Cultural FacilitiesBookings - Community Centres & Hornsby Mall(02) 9847 6502  
Customer ServicesApplications - Tree Pruning/Removal(02) 9847 6666  
Planning and Compliance DivisionCertificates - Building Certificate(02) 9847 6760  
Planning and Compliance DivisionCertificates - Planning Certificate (149)(02) 9847 6540  
Planning and Compliance DivisionCertificates - Planning Certficate (735A & 121ZP)(02) 9847 6760  
Planning and Compliance DivisionCertificates - Planning Certificate (88G)(02) 9847 6760  
Rates SectionCertificates - Rates Certficate (603)(02) 9847 6777  
Access to Information OfficerGeneral - Access to Information/Privacy(02) 9847 6749  
Information, Communication & TechnologyGeneral - Change of Contact Details   
Information, Communication & TechnologyGeneral - Online Services Registration   
Information, Communication & TechnologyGeneral - Online Services Issues   
Library & Community ServicesLibrary Online Services(02) 9847 6813  
Financial ServicesPayments(02) 9847 6777  
Design & ConstructionPayments - Tenders(02) 9847 6884  
RatesRates/Instalment Notices(02) 9847 6777