3 days
will the USPS be stopping delivery on Mondays
The normal USPS delivery time for a letter to travel from Alabama to Michigan is between two and three days. The average price to mail a small letter in 2013 is under $2.
The abbreviation for Missouri is MO.
By getting a tracking number. USPS calls it delivery conformation.
Depending on whether the USPS product was purchased via retail or electronic, the delivery confirmation cost may vary. Retail can be purchased at the post office and is usually $0.75, but delivery conformation is free when item is shipped online with priority mail.
The USPS does not guarantee delivery times, so it takes however long it takes. Typically it's 2-4 days not counting Sundays.
The USPS.
yes
Yes USPS has Saturday delivery.
Fedex and UPS
No, but the USPS website provides an average time for delivery for first class and priority mail. It has a disclaimer for media mail, fourth class mail, as these can have major delays in delivery.