WList of principal and guide meridians and base lines of the United StatesWFirst principal meridianWSecond principal meridianWThird principal meridianWFourth principal meridianWFifth principal meridianWGila and Salt River meridianWList of historic properties in Avondale, ArizonaWHuntsville meridianWIndian meridianWLouisiana meridianWMichigan meridianWMount Diablo meridianWNew Mexico meridianWPrincipal meridians of AlaskaWSaint Helena meridianWSaint Stephens meridianWSalt Lake meridianWSan Bernardino meridianWTallahassee meridianWUintah meridianWUte meridian
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