1. SEFNCO Communications 4610 Tacoma Ave, Sumner, WA 98390 Coordinate: 47.21474,-122.23953 Phone: (877) 385-2903
2. Cmi 1310 Zehnder St, Sumner, WA 98390 Coordinate: 47.20723,-122.23863 Phone: (253) 447-7537