Prefix Information

The prefix 378 is part of area code 218 serving Duluth, Minnesota.

This exchange contains 10,000 possible phone numbers (218-378-0000 through 218-378-9999).

Browse Numbers in This Prefix

218-378-0000-0999 218-378-1000-1999 218-378-2000-2999 218-378-3000-3999 218-378-4000-4999 218-378-5000-5999 218-378-6000-6999 218-378-7000-7999 218-378-8000-8999 218-378-9000-9999

Sample Numbers

(218) 378-0000 (218) 378-1234 (218) 378-2000 (218) 378-3333 (218) 378-4444 (218) 378-5555 (218) 378-6000 (218) 378-7777 (218) 378-8888 (218) 378-9999