Since probably 3500 B.C.E, the Saharan and Sub-Saharan regions of Africa have been separated by the extremely harsh climate of the sparsely populated Sahara, forming an effective barrier interrupted by only the Nile River in Sudan, though the Nile was blocked by the river's cataracts.ub-Saharan Africa is, geographically, the area of the continent of Africa that lies south of the Sahara Desert.
Zip code 54742 is primarily located in Eau Claire County. The official US Postal Service name for 54742 is FALL CREEK, Wisconsin. Portions of zip code 54742 are contained within or border the city limits of Fall Creek, WI, Eau Claire, WI, . The area code for zip code 54742 is 715.
Stats and Demographics for the 54742 ZIP Code. ZIP code 54742 is located in west Wisconsin and covers a slightly higher than average land area compared to other ZIP codes in the United States. It also has a slightly less than average population density. The people living in ZIP code 54742 are primarily white.