Contact A&B Lock and Security
Call, stop by, or send a message—we’re ready to help you secure what matters.
Reach Out Anytime
A&B Lock and Security provides locksmith and physical security services across New Hampshire and Southern Maine. Whether you need emergency lockout help, a quote for access control, or advice on a safe or data cabling job—we’re here for you.

Our team responds quickly, answers the phone, and shows up when we say we will.
Contact Info
Phone:
Email:
Retail Location:
11 Main Street, Dover, NH 03820
Hours:
Monday–Friday: 8:00 AM – 4:30 PM
 
Emergency Service Available 24/7
Testimonial:
“We needed help on a Friday night. They answered immediately and had us back inside within 30 minutes. Incredible service.”
— Sue & Tom Witham
Online Contact Form
Need to request a quote or send us a message after hours? Use our secure contact form below. A member of our team will follow up promptly.
Contact Us
Service Area
We serve customers throughout: - All of New Hampshire - Southern Maine, including the Greater Portland area.
Not sure if we cover your town? Just ask—we likely do.
Looking to Join Our Team?
Visit our Careers Page to see current job openings, benefits, and how to apply.
Let’s Talk Security
Call A&B Lock at (603) 527-0192 or use the form above to connect. We look forward to working with you.