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Business Details
27 Years
experience
Your Trusted Source for Traffic Signs and Stencils in Ontario, CA
Main Street Signs has been a trusted provider of high-quality signage solutions since 1999. Our family-owned business operates from Southern California, offering an extensive range of traffic signs, stencils, hardware, and ADA-compliant products to meet diverse commercial and municipal needs. With decades of combined experience in the signage industry, we pride ourselves on delivering durable, precision-engineered products that enhance safety and communication. Our team is dedicated to customer satisfaction, providing expert guidance and support to help clients find the right solutions for their projects. From standard regulatory signs to custom decorative concepts, we combine technical expertise with a commitment to innovation.

As a business deeply rooted in the local community, we understand the importance of reliability and transparency in every transaction. Our extensive inventory ensures quick fulfillment of orders, while our competitive pricing reflects our dedication to value-driven service. Whether you're a contractor, government agency, or individual customer, we strive to make your experience seamless and efficient. We continuously invest in advanced manufacturing technologies to maintain the highest standards of quality and performance. Our mission is to be your one-stop destination for all signage needs, backed by the integrity and personalized attention that defines our family business.
Services
Traffic Signs Plastic Stencils Sign Hardware ADA Compliant Signs Street Name Blanks Pavement Markers Digital Printing Bollard Covers Delineators Project Portfolio
Details
  • Year established: 1999
Highlights and features
  • Family-owned since 1999 with dedicated service
  • Extensive inventory of traffic signs and stencils
  • Expert assistance for custom sign solutions
  • Competitive pricing on all products
  • Committed to customer satisfaction since 1999
Services
Traffic Signs
We manufacture durable regulatory and warning traffic signs for municipal and commercial applications. Our products meet federal and state compliance standards for visibility and durability. These signs enhance road safety through clear, retro-reflective messaging for day and night visibility.
Plastic Stencils
Our precision-cut plastic stencils create consistent lettering and symbols for pavement and surface markings. Available in multiple sizes, they withstand repeated use in outdoor environments. These stencils ensure professional results for ADA-compliant signage and directional markings.
Sign Hardware
We supply complete hardware solutions including vandal-proof fasteners and mounting brackets for secure sign installation. Our components resist corrosion and tampering in high-traffic areas. These durable parts ensure long-term stability for street name signs and regulatory signage.
ADA Signs
Our ADA-compliant signs feature tactile elements and Braille for accessibility in public buildings and facilities. Designed to meet federal accessibility standards, they include restroom indicators and directional signage. These products help businesses maintain compliance with the Americans with Disabilities Act.
Pavement Markers
We provide retro-reflective plastic pavement markers that enhance nighttime visibility on roads and parking lots. These durable markers withstand heavy vehicle traffic and harsh weather conditions. Available in one-way and two-way configurations for various directional marking needs.
Questions
Do you carry all the products shown on your website?
Our website displays a selection of our most popular items. If you don't find what you need online, contact us directly as we likely carry additional products not listed.
What are your customer service hours?
Our Southern California office is available Monday-Friday from 7:30 AM to 4:00 PM PST. We're closed on weekends and major holidays for customer inquiries.
Do you ship outside California?
While based in California, we serve customers nationwide through our online store and shipping network for all signage and hardware products.
Can you help with custom sign specifications?
Our team provides expert guidance for custom sign solutions. Contact us with specific requirements to discuss manufacturing options and material recommendations.
What payment methods do you accept?
We accept major credit cards including American Express, Discover, Mastercard, and Visa, as well as PayPal for online transactions.