Petersburg is located on the northern tip of Mitkof Island at the northern end of Wrangell Narrows, midway between Juneau and Ketchikan. It is accessible by air or by Alaska state ferry.
|Restaurants, take-out and lodging downtown. The 5-block-long downtown commercial area has a grocery store; 2 coffee shops, 2 hardware stores, a marine and fishing supply stores; drugstore; 2 banks; a liquor store and bar; several gift shops and art galleries; a bookstore, fabric store and clothing stores specializing in Alaskan and Norwegian items. Ferry and tour reservations for whale watching, sea kayaking and glacier viewing tours at Viking Travel Inc. Towing, gas and diesel at Petersburg Motors. Private campground on Mitkof Highway at the Trees RV Park at Mile 10.2, which is open year-round and has a general store. Ohmer Creek USFS Campground is at Mile 21.7 Mitkof Highway.|