Oberbeck rhymes with:
schlotterbeck, baalbek, baalbeq, bubeck, colbeck, groesbeck, habeck, hardebeck, herbeck, irlbeck, jakubek, jarzombek, kennebeck, kleubeck, kolbeck, lebeck, lindbeck, norbeck, rebeck, rezabek, rodenbeck, schlotterbeck, sperbeck, storbeck, strebeck, torbeck, uzbek, verbeck
Oberbeck sounds like:
overbaugh, overbeck, overbook, overbooks, overpass, overpasses, overpeck, overviews