• Prairie vole (Microtus ochrogaster) occur from northeastern New Mexico across to Alabama, up toward western West Virginia and northwest to central Alberta.

• Meadow vole (Microtus pennsylvanicus) occur from Alaska to the Atlantic coast, south to northern Georgia, and west to the Rocky Mountains. Also found in northern New Mexico.
• California vole (Microtus californicus) found along the Pacific Coast from British Colombia to the upper coastal regions of California.

• Long-tailed vole (Microtus longicaudus) found throughout the western United States and Canada up to the southeastern edge of Alaska.

• Pine vole (Microtus pinetorum) found throughout the eastern United States from New Hampshire to southern Georgia, across to eastern Texas, and diagonally up to the Great Lakes.
• Mountain vole (Microtus montanus) found from the Sierra Nevada in California to British Colombia and across to the Rocky Mountain Range.
• Oregon vole (Microtus oregoni) found along the Pacific Coast from lower British Colombia to the upper coastal regions of California.