Shape Towns in the United States

For your Fun Trivia knowledge, the following towns and neighborhoods are named after various shapes and are located in the UNITED STATES of AMERICA:

Circle (AK & MT) — Schall Circle (FL) — Social Circle (GA) — Circle Pines (MN) — Circle D-KC Estates (TX) — Truxton Circle (Washington, D.C.) — Westview Circle (WY)
Circleville: Indiana, Kansas, Missouri, New York, Ohio, Pennsylvania, Texas, Utah, Virginia, & West Virginia

Golden Triangle (NJ) — Missouri Triangle (CA) — Triangle (NY & VA) — Triangle Lake (OR)

Black Diamond (FL & WA) — Blue Diamond (KY & NV) — Diamond (CA, IL, IN, IA, GA, MO, OH, OR, two in WV, & WY) — Diamond Bar (CA) — Diamond Bluff (WI) — Diamond City (AR) — Diamond Grove (VA & WI) — Diamond Hill (FL & GA) — Diamond Lake (IL) — Diamond Ridge (AK) — Diamond Springs (CA & KS)

Square: including Adams Square (CA), Beacon Square (FL), Frankfort Square (IL), Center Square (IN), Lafayette Square (MO), Square Butte (MT), Rich Square (NC), Hamilton Square (NJ), Franklin Square (NY), & Kennett Square (PA)

Octagon, Alabama — Octagon, Indiana — Octagon, Virginia

Pyramid, Illinois — Pyramid, Kentucky — Pyramid, Nevada
Cone, Texas — Cube Cove, Alaska — Cylinder, Iowa

Know of any others? A post comment would be awesome, thanks! This list was compiled with the help of GeoNames (geonames.org).