I scoured the depth charts and here's what they have as current #1s.
Punt Returners
Arizona                 Ginn, Ted U/Car
Atlanta                 HESTER, DEVIN U/Chi
Baltimore            Jones, Jacoby CC/Hou
Buffalo                 McKelvin, Leodis 08/1
Chicago                                Weems, Eric U/Atl
Cincinnati            Tate, Brandon W/NE
Cleveland            Benjamin, Travis 12/4
Dallas                    Harris, Dwayne 11/6
Denver                 WELKER, WES U/NE
Detroit                  Ross, Jeremy SF13
Green Bay           Hyde, Micah 13/5
Houston               Martin, Keshawn 12/4
Indianapolis        Whalen, Griff CF12
Jacksonville        Sanders, Ace 13/4
Miami                   Thigpen, Marcus SF12
Minnesota          Sherels, Marcus CF10
New England     Edelman, Julian 09/7
New Orleans      Cadet, Travaris CF12
NY Giants            Holliday, Trindon R/Den
NY Jets                 Kerley, Jeremy 11/5
Oakland               Jenkins, Greg CF13
Philadelphia       Johnson, Damaris CF12
Pittsburgh           Brown, Antonio 10/6
San Diego            Allen, Keenan 13/3
San Francisco     James, LaMichael 12/2
Seattle                  Harvin, Percy T/Min
St Louis                 Austin, Tavon 13/1
Tampa                  Page, Eric SF13
Tennessee          WASHINGTON, LEON SF13
Washington        MOSS, SANTANA 01/1
Kickoff Returners
Arizona                 Brown, John 14/3
Atlanta                 HESTER, DEVIN U/Chi
Baltimore            Jones, Jacoby CC/Hou
Buffalo                 Goodwin, Marquise 13/3
Carolina                Barner, Kenjon 13/6
Chicago                                Ford, Michael CF13
Cincinnati            Tate, Brandon W/NE
Dallas                    Harris, Dwayne 11/6
Denver                 Bolden, Omar 12/4
Detroit                  Ross, Jeremy SF13
Green Bay           Hyde, Micah 13/5
Houston               Martin, Keshawn 12/4
Indianapolis        Whalen, Griff CF12
Jacksonville        Todman, Jordan P/Min
Miami                   Thigpen, Marcus SF12
Minnesota          Patterson, Cordarrelle 13/1
New England     Slater, Matthew 08/5
New Orleans      Cadet, Travaris CF12
NY Giants            Holliday, Trindon R/Den
NY Jets                 Gates, Clyde W/Mia
Oakland               Jones, Taiwan 11/4
Philadelphia       Johnson, Damaris CF12
Pittsburgh           Wheaton, Markus 13/3
San Diego            Woodhead, Danny U/NE
San Francisco     James, LaMichael 12/2
Seattle                  Harvin, Percy T/Min
St Louis                 Cunningham, Benny CF13
Tampa                  Page, Eric SF13
Tennessee          WASHINGTON, LEON SF13
Washington        Paul, Niles 11/5