I picked up the latest issue, which just came out, and I went through it and determined the pattern numbers for each pattern in the magazine. In case anyone else is interested, here is the list for the 3/2013 issue (fall 2013):
Simplicity 1796 Misses plus size dresses, 44/46, 48/50, 52/54
New Look 6004 Misses learn to sew skirts, 32/34, 36/38, 40/42
New Look 6099 Misses jackets, 38, 40, 42
New Look 6735 Misses separates, 38/40, 42/44, 46/48
New Look 6963 Misses tops, 34/36, 38/40, 42/44
New Look 6012 Misses separates, 34/36, 38/40, 42/44
Simplicity 1812 Misses plus size skirts and tops, 44/46, 48/50, 52/54
Simplicity 1920 Misses sportswear, 34/36, 38/40, 42/44
New Look 6001* Misses dresses, 34/36, 38/40, 42/44
Simplicity 2256* Misses jackets, 38/40, 42/44, 46/48
Simplicity 2257 Misses easy to sew skirts, 42, 44, 46
New Look 6152 Misses cape and skirt, 38/40, 42/44, 46/48
New Look 6076* Misses tops, 34/36, 38/40, 42/44
New Look 6164 Misses knit sportswear, 38, 40, 42, 44
New Look 6150 Misses knit tops, 36, 38, 40, 42
*out of print