Osterman Propane

Osterman Propane is a propane-service brand now part of the Superior Plus Propane family. Its customer resources include location information in Methuen and Sunderland, Massachusetts, and Montville, Connecticut, along with online account access for payments, delivery scheduling, and account management. Customers can contact Superior Plus Propane customer service at 1-855-804-3835; location hours and public access vary.