How many US rivers start with R?

19 of the 465 US rivers in Icillion start with R, for example Rio Grande, Red River and Rogue River.

What is the longest name among US rivers that start with R?

The longest is “Roaring Fork River” and the shortest is “Red River”.

Geography · lists

The full list of US rivers starting with R: 19 names, taken from the 465 answers to “Name a river in the United States” in Icillion.

R is the 9th most common first letter in this list: 19 of the 465 US rivers (4%).
Shortest: “Red River”. Longest: “Roaring Fork River”.
19 names have more than one word.

How many US rivers start with R?: 19 of the 465 US rivers in Icillion start with R, for example Rio Grande, Red River and Rogue River.
What is the longest name among US rivers that start with R?: The longest is “Roaring Fork River” and the shortest is “Red River”.

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