1. SEFNCO Communications
4610 Tacoma Ave, Sumner, WA 98390
Coordinate: 47.21474,-122.23953
Phone: (877) 385-2903
2. Communication Structures
13701 24th St E Suite B-8, Sumner, WA 98390
Coordinate: 47.23556,-122.24637
Phone: (253) 826-0696