A citizen of the United States will need a valid passport when traveling to Cyprus. You will not be required to apply for a visa, but you can only remain in the country for a maximum of 90 days. If you wish to stay longer, you will need a visa or a residence permit.
For any further queries, please contact:
Embassy of the Republic of Cyprus
2211 R. St. NW
Washington, DC 20008
Telephone: (202) 462-5772
Telephone: (202) 462-0873
Fax: (202) 483-6710