Pea Ridge, AR -- U.S. city in Arkansas Population (2000): 2346 Housing Units (2000): 927 Land area (2000): 4.088302 sq. miles (10.588654 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 4.088302 sq. miles (10.588654 sq. km) FIPS code: 54200 Located within: Arkansas (AR), FIPS 05 Location: 36.447822 N, 94.116691 W ZIP Codes (1990): 72751 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Pea Ridge, AR Pea Ridge