1. Traill County Economic Devmnt 330 3rd St NE # 1856, Mayville, ND 58257 Coordinate: 47.50442,-97.32201 Phone: (701) 788-4746
2. County Government 330 3rd St NE, Mayville, ND 58257 Coordinate: 47.50442,-97.32201 Phone: (701) 788-4746