Suggest an Edit Name* Categories* Insurance Lawyer Add category State* Locality* ZIP* Street address* Phone* Website Opening hours Monday: 09:00 am — 05:00 pm Tuesday: 09:00 am — 05:00 pm Wednesday: 09:00 am — 05:00 pm Thursday: 09:00 am — 05:00 pm Friday: 09:00 am — 05:00 pm Saturday: 09:00 am — 03:00 pm Company description Allstate Insurance Company located in the city of Stratham, state New Hampshire. The legal address of the Insurance 1 Portsmouth Ave Ste 6, Stratham, NH 03885. Directions to the Insurance Allstate Insurance Company can be found on our interactive map. Ask your questions by calling (603) 772-2220 on workdays. Your comments (not for publishing) * — Required information Allstate Insurance Company - Stratham ← View details 1 Portsmouth Ave Ste 6, Stratham, NH 03885, Stratham, New Hampshire 03885 (603) 772-2220