| Maryland's at-large congressional district | |
|---|---|
| Obsolete district | |
| Created | 1960 |
| Eliminated | 1967 |
| Years active | 1963-1967 |
After the 1960 census, Maryland was apportioned an eighth representative, an increase of one over its 1950 to 1960 apportionment. From 1963 to 1967, the state kept the seven districts it had used since 1953 and used an at-large representative. After 1967, however, eight districts were drawn and the at-large district was eliminated.
Democrat Carlton R. Sickles was the sole at-large representative.
| Member | Party | Years | Congress | Electoral history |
|---|---|---|---|---|
| District created January 3, 1963 | ||||
 Carlton R. Sickles (Lanham) | Democratic | January 3, 1963 – January 3, 1967 | 88th 89th | Elected in 1962. Re-elected in 1964. Retired to run for Governor of Maryland. |
| District eliminated January 3, 1967 | ||||
North Dakota's at-large congressional district is the sole congressional district for the state of North Dakota. Based on size, it is the eighth largest congressional district in the nation.
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Minnesota's 9th congressional district is a now-obsolete district for representation in the United States House of Representatives which existed from 1903 to 1963. It generally consisted of the northwest corner of the state.
Beginning from its inception into statehood, New Jersey elected its representatives at-large instead of from individual districts. This continued for most years until 1843, with the exception of the years 1799-1801, and 1813-1815 when they were elected in districts. After 1843, New Jersey returned to district representation. Four at-large representatives were elected in 1789 until 1793 when a 5th representative was added. 6 seats were allocated beginning in 1803, continuing until at-large representation ceased in 1843.
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