Pin Flags

Marking Flags for Any Job

Welcome to Blackburn Flag, the #1 Pin Flags Manufacturer in the World. Pin Flags, or “marking flags”, have many different uses, and are called many different names. For example, Plain Survey Flags can be used for much more than land surveys. Similarly, Patterned Utility Flags can be used as boundary flags or construction flags.

If you would like Blackburn’s recommendation, simply tell us about your project here and a customer service agent will be in touch.

Pin Flags

Marking Flags for Any Job

Welcome to Blackburn Flag, the #1 Pin Flags Manufacturer in the World. Pin Flags, or “marking flags”, have many different uses, and are called many different names. For example, Plain Survey Flags can be used for much more than land surveys. Similarly, Patterned Utility Flags can be used as boundary flags or construction flags.

If you would like Blackburn’s recommendation, simply tell us about your project here and a customer service agent will be in touch.

Pile of sample printed flags

Overview of Pin Flags:

  • Plain or custom-printed pin flags.
  • 16 fade-resistant flag color options, plus several options for ink colors.
  • Vinyl or high-gloss poly material available.
  • Choose between a variety of different wire, PVC, or fiberglass staff lengths.
  • Most plain marker flags have same-day or next-day shipping available.

If you are looking to upload your own flag print design, look for the word “Custom” in the product title or category.

For more information, check the “Posting Regulations” on our homepage or call 1-800-942-5816

Shop Pin Flags by Category

Plain Survey Flags

Plain Plastic/Wire Pin Flags

Pile of plain marking flags

Plain survey flags are plain pin flags that are made of 4 mil vinyl and provide long-term dependability. They are available in all APWA colors. Plain flags can be ordered on wire or PVC staffs. (Aliases include plain marking flags, plain staking flags, construction flags, or locate flags.)

Patterned Utility Flags

Plain or Printed Patterned Pin Flags

Polka Dot yellow flag

Patterned Utility Flags are plain and printed designs patterned pin flags. They can be used to mark, advertise, or alert. These patterned stake flags are made of 4 mil vinyl. Patterned marking flags can be ordered with just the pattern, or have both printing and pattern.

Custom Marking Flags

All Printed Pin Flags

Sample custom printed marking flags

Custom Marking Flags, also called Printed Marking Flags, allow you to choose generic or custom prints. Choose from our generic print library or upload custom flag prints customized with your message and/or logo. Vinyl flags include one ink color, and poly flags allow for two ink colors.

Banner Marking Flags

Generic or Custom Banner-Style Marker Flags

Blue memorial work printed banner

Printed Marking Banners are Custom Banner-Style Marking Flags, where they ship straight and the customer bends the flag staff at a 90 degree angle before posting. Upload your flag print design or choose from our many Generic Prints which include prints such as “Buried Cable” or “Gas Line“. BMC Flag Designers can help design your flag prints.

Field Flags

Plain or Custom Field Marker Flags

Red field flag in a field

With many uses such as agriculture field flags, corner flags, driveway marker flags, or intake flags, these tall marking flags have fiberglass poles and are available in several different colors and sizes. Field marker flags available in different sizes and include plain, printed, and reflective pennant options.