There are three Districts in North Carolina:
The US District Court for the Eastern District of North Carolina has not ruled on the constitutionality of North Carolina's ban on same-sex marriage.
If you're asking what Federal Circuit North Carolina is in, the answer is the Fourth Circuit. Federal cases tried in any of North Carolina's three US District Courts may be appealed to the US Court of Appeals for the Fourth Circuit, which sits in Richmond, Virginia.
No, the US District Court for the Middle District of North Carolina has not ruled on the constitutionality of North Carolina's ban on same-sex marriage. However, there is a pending case: Fisher-Borne v. Smith, 1:12-cv-589.
No, the U.S district court for the western district of North Carolina hasn't ruled on the constitutionality of North Carolina's ban on same-sex marriage. There is an active case in court as of May 2014.
U.S. District Courts
There are 94 district courts in the US.
The US District Courts (trial courts), because they handle the majority of federal cases.
US Territorial CourtsFederal courts that perform the function of US District Courts, but that are located in US territories outside the 50 states, the District of Columbia and Puerto Rico are called US Territorial Courts. These were established as Article I tribunals, not Article III courts, like standard US District Courts.Examples of the US Territorial Courts include:US District Court for the Northern Mariana IslandsUS District Court for the District of GuamUS District Court for the US Virgin IslandsThe US Supreme Court has appellate jurisdiction over many cases heard in US Territorial Courts.US Territorial Courts.
US District Courts are the trial courts of general jurisdiction in the federal court system.
US District Courts ...US Courts of Appeal ...
(in the US) It is the various US District courts.
The US District Courts hold 80% of federal trials; the US Court of International Trade and US Special Courts, combined, hold the other 20%. Cases of general jurisdiction enter the federal judiciary through the US District Courts.