fb Fuel Centres - Dowler-Karn

Our 24-Hour Self-Serve Fuel Access Centres offer a reliable and convenient way for customers to fill up at the pumps. We offer a number of convenient payment options for you to choose from including automatic withdrawals, internet and telephone banking, traditional cheque, credit cards, cash or debit options. Fast and convenient, no cash or attendant required. Dowler-Karn 24-hr Fuel Access Centres offer an ideal solution for people and business on the go.

24-Hour Fuel Access – User Guide

Products & Services

Products and services available vary by location.


  • Gasoline
  • Dyed Diesel
  • Clear Diesel
  • Propane
  • Auto Propane
  • BBQ Cylinder Propane Filling Station
  • Lubricants
  • DEF (Available in jug, drum and tote. A pump may be required for larger application)
  • Esso Diesel Efficient
  • Dowler-Karn Office

Fueling Communities

Want to have access to our 24-hour self-serve Centres?

Open an account with us to obtain your personal FOB key, which can be used at any of our 24-hour self-serve locations. All your fuel purchases will be charged directly to your account.

Get Started

Dowler-Karn, A Division of McDougall Energy Fuel Centre Locations:

Aylmer

26 Beech St.
Aylmer, Ontario N5H 1A1

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Chatham-Kent

24151 St. Clair Road
Chatham, Ontario N7M 5J2

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Dutton

11063 Currie Rd.
Dutton, Ontario N0L 1J0

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London

1980 Crumlin Road
London, Ontario N5V 3B6

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Sarnia Fuels/Lubricants

361 Gladwish Drive
Sarnia, Ontario N7T 7H3

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St. Marys

1714 Perth County Rd. 163
St. Marys, Ontario N4X 1C4

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St. Thomas - Head Office

43841 Talbot Line, RR 3
St. Thomas, Ontario N5P 3S7

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St. Thomas – Fuel Centre

389 South Edgeware Rd
St. Thomas, Ontario N5P 4C5

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Tillsonburg

45 Spruce Street
Tillsonburg, Ontario N4G 5C4

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Windsor

5475 Dicocco Court
Windsor, Ontario N0R 1L0

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