I missed this one:
Walcott, IA
Host Type: Gas Station
Host: Iowa 80 Truckstop
Along Primary Interstates: I-80
Along US Numbered Highways (<=5mi): US-6
Along Auxiliary Interstates: None
I-80
From: Iowa City, IA - 39.8 miles
To: Davenport, IA - 15.9 miles
Diversion: 0.9 miles
From: Coralville, IA - 45.6 miles
To: Peru, IL - 99.1 miles
US-6
From: Iowa City, IA - 48.7 miles
To: Davenport, IA - 18 miles
Diversion: -0.3 miles
From: Coralville, IA - 51.1 miles
To: Peru, IL - 101.3 miles