I have represented Allstate since 1998 serving and helping to protect our community with Allstate’s products and services. I enjoy family, cars, travel, DIY projects, boating and fitness activities in my spare time.
Details
Online appointmentsAvailable
Onsite servicesAvailable
Location
Certified by John Sheren: Allstate Insurance • Apr 05, 2026
Certified by John Sheren: Allstate Insurance • Apr 05, 2026
Monday9:00 AM - 6:00 PM
Tuesday9:00 AM - 6:00 PM
Wednesday9:00 AM - 6:00 PM
Thursday9:00 AM - 6:00 PM
Friday9:00 AM - 5:00 PM
SaturdayClosed
SundayClosed
Reviews
4.6
653 reviews
5 stars
490
4 stars
115
3 stars
13
2 stars
11
1 star6
JC
Jennifer C
Mar 15, 2026
5.0
I had to obtain an atypical insurance policy and Connor at the John Sheren Allstate Agency was the only agent who was able to assist me. I called all over Suffolk County and he was the only person even willing to find out how to place this insurance. He was so helpful and so professional, I wish I could use him for my own insurance needs but I live out of state. I highly recommend this agency for your normal insurance needs and certainly if you need to place coverage for unusual situations. Connor handled everything perfectly, start to finish, and was kind, professional, and always available for questions throughout the process.
GD
gerritt dewitt
Mar 9, 2026
5.0
John and his team were great to work and had fair pricing and options to manage cost.
We had a potential claim and they jumped right on it as well. We’d use them again for sure!
LB
Leah Boscarino
Feb 20, 2026
5.0
My husband and I recently worked with Connor to switch over our home owners insurance. He patiently answered all of my questions, and we ended up bundling our home and auto! He was quick, efficient, and a joy to work with. I would highly recommend connor and this office to anyone!
CB
Christopher J. Bruno
May 1, 2025
5.0
Saved me a ton yearly
ES
erich schuneamann
Oct 4, 2018
5.0
Very friendly and easy to deal with. My wife had an accident and they went out of their way to guide us through the process
Frequently Asked Questions About John Sheren: Allstate Insurance
What types of insurance services does John Sheren: Allstate Insurance provide?
John Sheren: Allstate Insurance offers a variety of insurance services including auto, homeowners, renters, life, boat, motorcycle, business, and property insurance, along with financial services and insurance consulting.
Where is John Sheren: Allstate Insurance located?
It is located at 691 Route 25A, Miller Place, NY 11764, United States.
What are the office hours of John Sheren: Allstate Insurance?
The office is open Monday through Thursday from 9:00 AM to 6:00 PM, and Friday from 9:00 AM to 5:00 PM. It is closed on Saturdays and Sundays.
How can I contact John Sheren: Allstate Insurance?
You can contact them by phone at +1 631-821-4300, toll-free at +1 877-925-4300, by fax at +1 833-969-3808, or email at JohnSheren@allstate.com.
Does John Sheren: Allstate Insurance offer online appointment booking?
Yes, they offer online appointments through their reservation URL on their website.
Which language is primarily used at John Sheren: Allstate Insurance?
English is the primary language used at John Sheren: Allstate Insurance.
What nearby grocery store can I visit when I come to John Sheren: Allstate Insurance?
Tuscany Gourmet Market, a grocery store, delicatessen, and butcher shop, is located nearby for your convenience.
Are there nearby dining options close to John Sheren: Allstate Insurance?
Yes, nearby restaurants include Blond (American cuisine), The Bigger Bagel, Dos Mexicuban Cantina (Mexican cuisine), Fusilli (Italian and pizza), and Atomic Wings Miller Place (American and chicken dishes).
Is there a fitness or wellness center near John Sheren: Allstate Insurance?
Yes, Energy Fitness gym and WW (Formerly Weight Watchers) weight loss center are nearby, as well as Miller Place Red Light Therapy Spa.
What nearby services can help me with home improvement or mechanical needs near John Sheren: Allstate Insurance?
Nearby services include Bruno Mechanical Inc. for plumbing and HVAC, Mjn True Value hardware store, MJS Designs for home goods and countertop installation, and Suffolk Fence for fences and gates.
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