Primarily, because place names need not follow rules of grammar. They just have to suggest some 'unique' characteristic.
Riverton - River Line station - was created in 2004.
The address of the Wind River Heritage Center is: Po Box 206, Riverton, WY 82501-0039
The address of the Riverton Village Library is: 1200 East Riverton Road, Riverton, 62561 8200
The address of the Riverton - Palmyra Branch is: 306 Main Street, Riverton, 08077 1241
The address of the Riverton Art Museum is: 1640 W 13200 S, Riverton, UT 84065
The address of the Riverton Branch Library is: 1330 West Park Ave, Riverton, 82501 3249
The address of the Historical Society Of Riverton is: Po 112, Riverton, NJ 08077
The phone number of the Wind River Heritage Center is: 307-856-0706.
The phone number of the Riverton Library is: 801-944-7677.
The address of the Riverton Depot Foundation Fund is: 205 S Broadway Ave, Riverton, WY 82501-4331
Mia Riverton is 5' 6".
The House at Riverton was created in 2007.