·From: The North. Take Interstate I-275 South from Tampa to Exit 23B, go down the ramp and through the traffic light. Go six blocks to Central Avenue and make a right onto Central Avenue. Stay on Central Avenue until it dead-ends at a traffic light at Gulf Blvd. at the beach. The Best Western Sea Castle Suites is located at the intersection of Central Avenue and Gulf Boulevard. ·From: The South. Take Interstate I-275 North to exit #18 - 26th Avenue South. Go down the ramp to stop sign, turn left, go one block then turn right onto US-19 North, go to Central Avenue then turn left onto Central Avenue. Stay on Central Avenue until it dead-ends at a traffic light at Gulf Blvd. at the beach. The Best Western Sea Castle Suites is located at the intersection of Central Avenue and Gulf Boulevard.