Were you able to find the right 15 Providers within envelopes ? If you're also a provider of envelopes and you're not featured in the business directory yet, you can always Add an entry for free.
The results list for envelopes in New York City. You can find the best envelopes vendors and providers in New York City in the New York City Business Directory. Currently there are 15 companies registered in the New York City business directory under envelopes.