Driving time from Cagayan De Oro to Davao City is between 5 and 6 hours by bus, possibly quicker by private vehicle.
"Traveling by bus from Davao to Cagayan de Oro, a distance of about 321.8 kilometers..." from: http://www.skyscrapercity.com/showthread.php?t=599343&page=11
289 kms. via Bukidnon,
davao has the most income and next to it is Cagayan de Oro
Around 500 kilometers I think
The zip code in Calinan, Davao City is 8000.
84 kilometers
Your question makes absolutely no sense.
Davao City is the largest city in the Phillippines, therefore Davao City is bigger than Manila.
Davao City: 8000
Davao City belongs to the province of Davao del Sur in the Philippines.
The area of Davao City is 2,444 square kilometers.