Oil Field Services Near Me in Barnwell, Alberta Oil Field Services Near Me in Barnwell, Alberta Home / Alberta / Barnwell / Oil Field Services Oil Field Services Maverick Wellsite Services PO Box 172, Barnwell, AB T0K 0B0, Barnwell, Alberta 403-915-2800 Categories of companies in Barnwell Automobile Repairing & Service Contractors - General Lawn Maintenance Libraries Oil Field Services Post Offices Schools - Public Tree Services