TowBoatU.S. offers 24/7/365 emergency services including salvage and marine towing. Our National Unlimited Membership means you will never pay out-of-pocket for towing, fuel drops, ungroundings or jump starts. For just $159/year our red tow boats give members priority service and offer better coverage and more boats in Annapolis, the Chesapeake and throughout the U.S. than any other company. Our memberships include national coverage on any boat you own, borrow or charter. For more membership information or immediate service call TowBoatUS. Say you saw us in PortBook and get a discount on your membership! We also monitor VHF Channel 16.