Other dances of interest

The Norwich contras are 2nd Saturday (Northern Spy) and 4th Saturday (Cuckoo's Nest).
If that isn't enough to satisfy you, here are some other options:

Montpelier, VT, has a contra dance on the 1st, 3rd, and 5th Saturday each month.
The same hall also hosts another series, "Homegrown in the Tradition," that features
a more traditional program. Dances are held six or seven times a year.

Brattleboro, VT, has a contra dance twice a month on Sundays, usually the 2nd and 4th.

Nelson, NH, has a contra dance each Monday night. Nelson is a famous venue in dance history,
sometimes referred to as the contra dance capital of the universe. Read more about it here.

Looking for dances farther afield?

The Dance Gypsy is an excellent site for one-stop searching in New England and beyond.

Other good collections of information about dances can be found here:
     Country Dance and Song Society
     NEFFA
     Ted Crane's dance database
     Charlie Seelig's index of dances