Nick's parents connect Its a national magazine but it always gives seasonal ideas that you can find in every neighborhood. I don't know that you can get it seperate, I get it with the Nick Jr. magazine which Alex LOVES!
Westcher family magazine http://westchester.parenthood.com/
Sign up and they will email you a newsletter. magazine is Free when you can find it call 914-381-7474 to find a location near you. They also put out smaller magazine called Baby and welcome home that have groups, activities
There's also a free westchester family newspaper. I am blanking on the name at the minute but its usually at stores like CVS and the library