Routes in Unova Region

Route 1:
Nuvema Town->Route 17->Accumula Town

Route 2:
Accumula Town->Striaton City

Route 3:
Striaton City->Nacrene City

Skyarrow Bridge:
Nacrene City->Castelia City

Route 4:
Castelia City->Desert Resort->Nimbasa City

Route 5:
Nimbasa City->Driftveil Drawbridge->Driftveil City

Route 6:
Driftveil City->Chargestone Cave->Mistralton City

Route 7:
Mistralton City->Twist Mountain->Icirrus City

Route 8:
Icirrus City->Tubeline Bridge->Route 9

Route 9:
Route 8->Opelucid City

Route 10:
Opelucid City->Pokemon League

Route 11:
Opelucid City->Village Bridge->Route 12

Route 12:
Village Bridge->Lacunosa Town

Route 13:
Lacunosa Town->Undella Town

Route 14:
Undella Town->Black City/White Forest

Route 15:
Black City/White Forest->Marvelous Bridge->Route 16

Route 16:
Marvelous Bridge->Lostlorn Forest->Nimbasa City