IP pool by organisation

Search for "Sprint/United Information Service"

IP Pool	Country	State / Region	City	Coordinates	Timezone
144.223.0.0 - 144.223.255.255	United States ISP \| ORG	Missouri ISP \| ORG	Kansas City ISP \| ORG	38.9451, -94.5779	America/Chicago (UTC-5) ISP \| ORG