The SIG Insurance Agencies: Middletown, Rhode Island Google Map 999 West Main Street, Middletown, RI 02842 The SIG Insurance Agencies: Middletown, Rhode Island info Address: 999 West Main Street, Middletown, RI 02842 Website: findsig.com Telephone: (401) 849-4100 Zipcode: 68759 City: Newport State: Nebraska Work Time: Sunday Closed,Monday 8:30AM–5PM,Tuesday 8:30AM–5PM,Wednesday 8:30AM–5PM,Thursday 8:30AM–5PM,Friday 8:30AM–5PM,Saturday Closed