Big Bore Signs (Mailboxes by Bob)
Mailbox & Street Sign Installation in Metro Detroit & Southeast Michigan
Expert Mailbox Services | Custom Street Signs | HOA & Commercial Solutions
Douglas Thedford

Premium Quality
We prioritize quality without compromising on time

Accurate Timeline
Accurate Timelines and flexible schedule that accommodates customers

Customer service
Providing transparent, reliable, and trustworthy customer service at all times


service provider
that you can trust
Are you looking for professional mailbox installation, repair, or custom street signs? At Big Bore Signs (Mailboxes by Bob), we specialize in high-quality, long-lasting solutions for homeowners, HOAs, property managers, and businesses. From mailbox replacements to subdivision-wide street sign installation, we ensure every project meets USPS, HOA, and Michigan DOT standards.
- Free consultation and pricing details: Jay@mailboxesbybob.com
- Serving Metro Detroit, Ann Arbor & Southeast Michigan
- Call us at (248) 496-4990 for a free quote today
What service we offer
Need a new mailbox in Livonia, Novi, or Farmington Hills?
- Professional mailbox installation for homeowners & subdivisions
- Mailbox repair & replacement for damaged or leaning posts
- Custom decorative mailboxes that match your home’s style
- Cluster mailboxes for your condo complex or subdivision
Upgrade your subdivision or business signage in Troy, Rochester Hills, or Canton?
- Decorative street sign installation for HOAs & subdivisions
- Michigan DOT-compliant street signs for municipalities & businesses
- Temporary builder signage for new developments & construction sites
- Street sign repair & replacement for damaged or outdated signs
Why Choose Big Bore Signs and mailboxes?
- Experienced Professionals – Trusted by homeowners, HOAs, and property managers across Michigan.
- High-Quality Materials – We install weather-resistant, durable mailboxes and street signs.
- Regulation-Compliant Installations – Ensuring compliance with USPS, HOA, and Michigan DOT standards.
- Reliable & Fast Service – Professional installation, on time and within budget.


Our Service Areas
We proudly serve homeowners, HOAs, businesses, and municipalities across Southeast Michigan, including:
- Metro Detroit: Troy, Novi, Farmington Hills, Livonia, Canton, Sterling Heights, Rochester Hills, Shelby Township, West Bloomfield, Northville, Plymouth, Dearborn
- Ann Arbor Area: Ann Arbor, Ypsilanti, Saline
- Oakland, Macomb, Washtenaw, Livingston, Wayne County
Recent Installs
Saving your money with quality products
What our customer say
Sarah J.
“Jay and his crew has done several small and large projects for our neighborhood. He’s always incredibly professional and accommodating. The whole neighborhood can trust him to get the job done.”
Anna R.
“Just got our new mailboxes… not only are they beautiful but such a wonderful company to work with!”
Dan T.
“Our construction company has been building new house for over 20 years working with the previous owner and now Jay has been nothing short of a great job installing mailboxes and signs. They have no problem matching designs and colors we are looking for.”
Bogdan Stanciu
“Just got our new mailboxes… not only are they beautiful but such a wonderful company to work with!”
Get a Free Quote Today!
Contact us online for a free consultation and pricing details.