Looking for Info on Asa Harris

Asa Harris was born abt 1816 N.Y. Family info says Omega, N.Y. I can't find this town. I think I might have been Owego or Oswego, N.Y. Can't find his mother or father. He married Sarah Mann 1847 in Vestal N.Y. Shows in 1880 census in Pochantas, Iowa. They moved to Star, Holt Ne and died about 1898.