Contact Us
Welcome to the Middlesex-London Health Unit!
We’re happy you’re here. We offer a wide range of services and many ways to reach us.
Our Phone:
519-663-5317
Our Faxes:
London: 519-663-9581
Strathroy: 519-245-4772
Our After-Hours Services
Public health staff are available evenings and weekends to respond to urgent public health issues and to investigate potential health hazards. Here are some of the types of issues we respond to outside of regular business hours:
- Reporting new outbreaks of infectious diseases
- Health care providers reporting high priority infectious diseases of public health significance
- Multiple food poisonings that might represent an outbreak
- Animal bites or scratches requiring rabies vaccine administration
- Adverse water quality test results
- Vaccine fridge cold chain failures
If you think you have an issue that requires an immediate response, please call us at 519-663-5317.
Our Locations:
110-355 Wellington St. (Citi Plaza)
London, ON N6A 3N7
Monday - Friday
Administrative hours: 8:30 a.m. - 4:30 p.m.
Many evenings we are open for clinical appointments.
Coming for a visit? We are a scent-free environment.
51 Front St. E, Strathroy, ON N7G 1Y5 (Shops on Sydenham)
Not including the dental clinic. For more information about the dental clinics hours of operation click here.
Monday - Thursday
8:30 a.m. - 12:00 p.m.
1:00 p.m. - 4:30 p.m.
Coming for a visit? We are a scent-free environment.
Our Email Addresses:
- General Inquiries: health@mlhu.on.ca
- Immunization Inquiries: shots@mlhu.on.ca
- Employment Inquiries: recruit@mlhu.on.ca
- Accounts Payable: accountspayable@mlhu.on.ca
- Vector Borne Diseases: vpd@mlhu.on.ca
Our Clinic Information
The Health Unit offers many clinics and services at different dates, times and locations.
Sexual Health Clinics (London)
110-355 Wellington St., London, ON (inside Citi Plaza)
- Sexual Health STI (Sexually Transmitted Infection) Clinic: Monday and Wednesday evenings 4:30 - 7:00 p.m.
- Family Planning/Birth Control Clinic: By appointment Thursdays 4:30 - 7:30 p.m.
Sexual Health Clinic (Strathroy)
51 Front St. E, Strathroy, ON
- To make an appointment at the STI Clinic in Strathroy, please call the Health Unit during regular business hours (Monday to Friday from 8:30 a.m. to 4:30 p.m.) at 519-663-5317 and press “0” to speak with a Client Service Representative. Appointments are available on Thursdays. There will be physician run clinics as well as nurse led clinics.
Immunization Clinic (London)
110-355 Wellington St., London, ON (inside Citi Plaza) N6A 3N7
519-663-5317
- Check the listed criteria to see if you or your family qualify for an appointment: Immunization Clinic
- This clinic is for eligible individuals with booked appointments only (no walk-in opportunities)
- Call 519-663-5317 to book an appointment if eligible
- Tuesdays and Thursdays (11:00 p.m. to 6:00 p.m.)
Immunization Clinic (Strathroy)
51 Front St. E, Strathroy
- Check the listed criteria to see if you or your family qualify for an appointment: Immunization Clinic
- This clinic is for eligible individuals with booked appointments only, but walk-ins are welcome for questions, application forms, or assistance with program details.
- Call 519-663-5317 to book and appointment if eligible
- 1st Wednesday of every month (2:00 p.m. to 6:00 p.m.)
- 110-355 Wellington St., London, ON (inside Citi Plaza)
- 51 Front St E, Strathroy, ON (inside The Shops on Sydenham)
- Dental Clinic - The Health Unit's Dental Clinic provides a variety of dental health services. Please note: This clinic is for eligible individuals with booked appointments only, but walk-ins are welcome for questions, application forms, or assistance with program details.
- Appointments must be booked in advance.
- Clinic hours vary. Please call 519-663-5317 for more information.
Breastfeeding Home Visits
The Middlesex-London Health Unit offers home visits for families with infants under six weeks of age who are experiencing breastfeeding challenges. To see if a breastfeeding home visit is right for you, call 519-663-5317.
Our Intepretation Services
To request information in different languages, please email health@mlhu.on.ca.
Last modified on: March 21, 2025