Cents made in Philadelphia do not carry a mint mark. Despite its age your coin is still commonly available among dealers and collectors. Its retail value would range from 5¢ if very worn, up to maybe 35¢ if almost uncirculated.
A 1941 penny without a mintmark means it was minted in Philidelphia.
A 1914 penny with no mint mark is worth about $1.50.
A 1943 steel penny with no mintmark can be worth $.35 - $1.50
The mint mark does not determine the value of a coin. If you have a penny and want to know what it is worth, please submit a new question and include the date on your penny as well as the mint mark.
The US mint never made pennies like this. Plus without a date it is impossible to determine the value.
A 1941 penny without a mintmark means it was minted in Philidelphia.
So very many were made is just a penny
It is worth face value.
SIMPLE ANSWER: No US coin dated 1965, 1966 or 1967 will have a mintmark, it's just a penny.
A 1914 penny with no mint mark is worth about $1.50.
A 1943 steel penny with no mintmark can be worth $.35 - $1.50
A U.S. 1965 cent (not penny) was minted without a mint mark. It is a common coin. A 1965 Great Britain penny is worth 10 cents if uncirculated.
2002 mint sets in original package have a value of $15.00 to $20.00. The penny has never had a P mint mark.
The value is determined by the date, mint mark, and condition. Without knowing any of those factors, your question is impossible to answer.
The mint mark does not determine the value of a coin. If you have a penny and want to know what it is worth, please submit a new question and include the date on your penny as well as the mint mark.
The US mint never made pennies like this. Plus without a date it is impossible to determine the value.
Value will vary depending on condition and mint mark. About $0.35