Question: where was the first oil well drilled in the united states
Answer: Pennsylvania; Commonwealth of Pennsylvania; Penna.; Pennsylvania, United States (State of Pennsylvania) Keystone State (PA) Penna; PA; Keystone State; United States of America; U.S.A.; the USA; the United States; U. S. A.; USA; US of A; the US; United States; U. S.; U.S.; America; the United States of America; US; North America; NA