Contacts These contacts are for several marine law enforcement agencies. Remember that cell phones are notoriously unreliable on the water and if you need to contact them you should use VHF channel 16 to do so if you are not on shore. US Coast Guard Sector St. Petersburg 600 8TH AVE, S.E. ST. PETERSBURG, FL 33701 (727) 824-7534 US Coast Guard Air Station Clearwater15100 Rescue WayClearwater, FL 33762(727) 535-1437 Florida Marine Patrol Tampa Field Office 5110 Gandy Blvd. Tampa, FL 33611 863-648-3200