218 had telephone numbers assigned for the central office code 988. In 2020, 988 was designated nationwide as a dialing code for the National Suicide Prevention Lifeline, which created a conflict for exchanges that permit seven-digit dialing. This area code was therefore scheduled to transition to ten-digit dialing by October 24, 2021. Cities and communities Ada Aitkin Akeley Ashby Aurora Babbitt Backus Bagley Barnesville Barnum Battle Lake Baudette Baxter Bemidji Bena Big Falls Bigfork Biwabik Bovey Boy River Brainerd Breckenridge Brookston Carlton Cass Lake Chisholm Clearbrook Cloquet Cohasset Coleraine Cook Cromwell Crookston Crosby Dalton Deer River Deerwood Detroit Lakes Dilworth Duluth East Grand Forks Elbow Lake Ely Emily Erhard Erskine Eveleth Federal Dam Fergus Falls Fertile Floodwood Fosston Frazee Gilbert Glyndon Grand Marais Grand Portage Grand Rapids Greenbush Hackensack Hallock Hawley Hermantown Hibbing Hill City Hoyt Lakes Humboldt International Falls Karlstad Keewatin Littlefork Longville Lutsen Mahnomen McGregor Menahga Mizpah Moorhead Moose Lake Motley Mountain Iron Nashwauk Newfolden New York Mills Northome Nisswa Outing Orr Park Rapids Parkers Prairie Pelican Rapids Pequot Lakes Perham Pine River Proctor Red Lake Falls Remer Roseau Rothsay St. Hilaire St. Vincent Sebeka Silver Bay Staples Sturgeon Lake Thief River Falls Thomson Tower Twin Valley Two Harbors Vergas Virginia Wadena Walker Warren Warroad Wawina Willow River Wrenshall See also List of NANP area codes External links List of exchanges from AreaCodeDownload.com, 218 Area Code References Area code history. AreaCode-Info.com. (2001). 1947 Area Code Assignment Map. GIF image at AreaCode-Info.com. 218 218 Telecommunications-related introductions in 1947