The Seahawks were a unanimous No. 1 in this week's AP Pro32 rankings, while the Broncos and 49ers rounded out the top three in voting of media members that regularly cover the NFL.
Seattle routed the Packers in the regular-season opener, while Denver held off Indianapolis and San Francisco rolled over Dallas. The Broncos had one first-place vote a week ago.
Cincinnati climbed from a tie for 10th into fourth place after beating Baltimore on the road, and Philadelphia moved into fifth place after its come-from-behind win over Jacksonville.
Green Bay and New Orleans tied for sixth, followed by New England, Indianapolis and Arizona.
The Rams were last following their 34-6 loss to Minnesota.
AP NFL website: www.pro32.ap.org and www.twitter.com/AP_NFL