First class mail is delivered in 3 to 5 days
322 mi, 5 hours 15 mins.
2-7 Business days.
maybe 2 days
2 hours
Springfield Ohio to Hannibal Missouri
Plattsburgh to Springfield is 16 hours.
By first class mail, 1-3 days.
10 hours and 44 minutes
6-7 hours
5hr long because I went their
1795 miles, 27 and 1/2 hours
If you mean springfield USA 6 1/2 hours with a tail wind.