The constitutions of these seven US states ban atheists from holding public office:
Arkansas:
Article 19, Section 1
"No person who denies the being of a God shall hold any office in the civil departments of this State, nor be competent to testify as a witness in any Court."
[90]
Maryland:
Article 37
"That no religious test ought ever to be required as a qualification for any office of profit or trust in this State, other than a declaration of belief in the existence of God; nor shall the Legislature prescribe any other oath of office than the oath prescribed by this Constitution."
[91]
Mississippi:
Article 14, Section 265
"No person who denies the existence of a Supreme Being shall hold any office in this state."
[92]
North Carolina:
Article 6, Section 8
"The following persons shall be disqualified for office: First, any person who shall deny the being of Almighty God."
[93]
South Carolina:
Article 17, Section 4
"No person who denies the existence of a Supreme Being shall hold any office under this Constitution."
[94]
Tennessee:
Article 9, Section 2
"No person who denies the being of God, or a future state of rewards and punishments, shall hold any office in the civil department of this state."
[95]
Texas:
Article 1, Section 4
"No religious test shall ever be required as a qualification to any office, or public trust, in this State; nor shall any one be excluded from holding office on account of his religious sentiments, provided he acknowledge the existence of a Supreme Being."
[96]