Rarangi campsite South Island » Marlborough » Rarangi campsite Contact Information Address: Port Underwood Rd, near Blenheim., Marlborough, South Island Phone(s): 03 5203002 Website: view our site Description: Number of tent sites - 20. Camp next to a beach. Fish, walk, picnic, surf or walk to Monkey Bay for a better swimming beach. Categories: Campground DOC Campsite Map Comments (0) Get directions from: Port Underwood Rd, near Blenheim., Marlborough, South Island Thank you for submitting your comment! LEAVE A REPLY Cancel reply Save my name, email, and website in this browser for the next time I comment.