House seats that can be flipped

Going by results in the last Presidential election, handily compiled by a Kossack http://www.dailykos.com/story/2012/11/19/1163009/-Daily-Kos-Elections-presidential-results-by-congressional-district-for-the-2012-2008-elections#

+% of Obama win, (-% of Romney win) in various Congressional districts

A - seats we ought to capture - total of 3

CA-21 +12
CA-31 +16
NJ-2 +8

B - seats with a numbers in our favor - total of 15

CA-10 +3
CO-6 +6
FL-13 +1
FL-27 +6
IA-3 +4
IL-13 +0.3
MN-2 +0.1
MN-3 +0.8
NJ-3 +5
NV-3 +0.8
NY-2 +4
NY-11 +4
NY-19 +6
VA-2 +1.5
WA-8 +1.6

C - Seats with a decent shot (that Romney barely won) - total of 10

CA-25 -2
FL-25 -2
NY-22 -0.4
NY-23 -1.2
OH-10 -2
PA-7 -2
PA-8 -0.1
VA-4 -1
VA-10 -1
WA-3 -2

28 seats where Republican incumbents should be vulnerable anyway. There are seats where Democratic incumbents are vulnerable as well. Perhaps those are worth noting, because we need to fight to hold them as well as fighting to win others

D - seats that are long shots, but perhaps doable - total of 41 (15 of them where Romney's margin was less than 5%)

CA-39 -4
CA-49 -6
CO-3 -6
FL-2 -5
FL-7 -5
FL-10 -7
FL-12 -9
FL-15 -7
FL-16 -9
IA-4 -8
IL-6 -8
IL-16 -8
KS-3 -10
MI-1 -9
MI-3 -7
MI-4 -8
MI-7 -3
MI-8 -3
MI-11 -5
NE-2 -7
NJ-4 -9
NJ-5 -3
NJ-7 -7
NJ-11 -5
NM-2 -7
NV-2 -8
OH-1 -6
OH-5 -9
OH-14 -3
OH-15 -5
OH-16 -8
PA-6 -3
PA-11 -9.5
PA-15 -3
PA-16 -6
VA-1 -8
VA-5 -7
WI-1 -4
WI-6 -7
WI-7 -3
WI-8 -4