Today , as North Dakota 's largest telephone cooperative , SRT Communications , Inc. employs over 200 people .
Today , as North Dakota 's largest telephone cooperative , SRT Communications , Inc. serves approximately 50,000 telephone customers in north central North Dakota .
Today , as North Dakota 's largest telephone cooperative , SRT Communications , Inc. employs over 200 people and serves approximately 50,000 telephone customers in north central North Dakota .