An aviso (formerly also an adviso), a kind of dispatch boat or advice boat, survives particularly in the French navy. http://en.wikipedia.org/wiki/Aviso
Aviso
An adviso is an advice boat, a dispatch boat, or an obsolete term for disseminated information, advice, or intelligence.
You call 9-1-1, and dispatch will call one for your needs.
Messenger boats are boats that carry orders.
USS TICKLER was a 50-ton sloop used as a dispatch boat. Source: usskidd.com
Call the local non-emergency number (usually the Sheriff County Dispatch).
All 911 call centers do use software to help dispatch patrol units. This increases response time.
Japanese fishing boat
A house boat.
Dispatch
you can dispatch the product now. My order has been Dispatched.
You call it a shell