4.8 stars from 21,275 reviews.

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> Keep Closed
> Lock Doors

Lock Door Signs

(57309)

Mark doors that need to be locked at all times or part of the day. Use our Lock Door Signs for places of electrical supplies, chemicals storage, etc.

• Signs are made from durable aluminum, plastic and laminated vinyl, to withstand chemical and weather abuse.
• Designed to for durability, signs last 10 years or more!
• Mouse over designs to see detailed specifications.
• Get the best prices online. Don't see what you're looking for? Call our live support team.

Keep Door Closed Signs

Keep Door Closed Signs

Remind users to keep the door closed - protect your privacy and security through Keep Door Closed Signs.

Ships Today.Order within 00 hrs 00 mins

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• Orders over $49.95 ship for free.
• Sign orders over $125
qualify for Free 2 Day Shipping.
• Get your signs on Tuesday! *

Lock Door Signs

(57310)

Magnetic Cabinet Label: Poisons Keep Doors Locked

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Magnetic Cabinet Label: Poisons Keep Doors Locked

Magnetic Cabinet Label

3.5"x12" to 7"x24"

Notice Keep Door Closed Sign

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Keep Door Closed

OSHA Notice Sign

3.5"x5" to 10"x14"

Notice Door Must Kept Closed Sign

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This Door Must Be Kept Locked

OSHA Notice Sign

3.5"x5" to 10"x14"

Notice Keep Doors Locked Sign

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Notice: Keep Doors Locked

Notice Sign

3.5"x5" to 18"x24"

Notice Keep Doors Closed Sign

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Notice: Keep Doors Closed At All Times

Notice Sign

3.5"x5" to 18"x24"

Notice Keep Door Closed Sign

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Keep Door Closed at All Times (with door graphic)

Notice Sign

3.5"x5" to 10"x14"

Notice Gate Kept Locked Sign

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This Gate Must Be Kept Locked

Notice Sign

10"x14" to 24"x30"

All Doors Locked During Zombie Attacks Notice Sign

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All Doors Must Remain Locked During Zombie Attacks (with Graphic)

OSHA Notice Funny Safety Sign

3.5"x5" to 10"x14"

Lift Latch To Enter OSHA Notice Sign

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Lift Latch To Enter

OSHA Notice Sign

10"x14" to 12"x18"

Lock All Doors Remove Valuables From Sight Sign

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Please Lock All Doors, Remove Valuables From Sight

Notice Sign

12"x18" to 18"x24"

Lock All Doors Remove Valuable From Sight Sign

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Notice: Please Lock All Doors Remove Valuable From Sight (with Cell Phone and Camera Graphic)

Notice Sign

12"x18" to 18"x24"

Gate Must Be Kept Locked Sign

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Gate Must Be Kept Locked with Symbol

ANSI Notice Sign

7"x10" to 12"x18"

Must Remain Locked ANSI Notice Sign

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Must Remain Locked (with Lock Symbol)

ANSI Notice Sign

3.5"x5" to 10"x14"

Notice Keep Door Locked Sign

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Notice: Roof Is Not For Public Use. Keep Door Locked At All Times. ( With Graphics)

Notice Sign

3.5"x5" to 18"x24"

Lock Door When Finished Sign

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Notice: Lock Door When Finished.

Notice Sign

3.5"x5" to 18"x24"

Bilingual Keep Door Closed Locked Notice Sign

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Keep This Door Closed And Locked, Aviso Mantenga Esta Puerta Cerrada Con Llave

Bilingual Notice Sign

3.5"x5" to 18"x24"

Door Must Be Locked All Time Sign

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This Door Must Be Locked At All Times

Contour/Esquire Exit Sign, 5.5" x 5.5"

5.5"x5.5"

Door Must Be Locked Sign

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This Door Must Be Locked At All Times

Marquis Exit Sign, 6" x 6"

6"x6"

This Door Must be Locked Sign

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This Door Must be Locked at All Times

2-Sided Spot-a-Signs™, 6" x 6"

6"x6"

Lock Door Signs - Engraved

(119109)

Make Sure Door Closes Behind You Engraved Sign

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Make Sure Door Closes Behind You

Select-a-Color Engraved Sign

3"x9" to 4"x12"

Door Locked All Times Sign

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This Door Must be Locked at All Times

3" x 9" DiamondPlate™ Door Sign

3"x9"

Keep Door Closed & Locked Engraved Sign

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Keep Door Closed And Locked

Select-a-Color™ Engraved Sign

3"x9" to 4"x12"

Lock Door When Finished Sign

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Lock Door When Finished (with Lock Symbol)

Select-a-Color™ Engraved Sign

3"x9" to 4"x12"

Keep Doors Locked Sign

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Keep Doors Locked (with Lock Symbol)

Select-a-Color™ Engraved Sign

3"x9" to 4"x12"

Keep This Doors Locked At All Times Sign

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Please Keep This Door Locked At All Times (with Lock Symbol)

Select-a-Color™ Engraved Sign

3"x9" to 4"x12"

Please Keep Door Closed At All Times Sign

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Please Keep This Door Closed At All Times (With Door Symbol)

Select-a-Color™ Engraved Sign

3"x9" to 4"x12"

This Door Must Be Kept Closed Sign

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This Door Must Be Kept Closed (With Door Symbol)

Select-a-Color™ Engraved Sign

3"x9" to 4"x12"

Have You Locked The Door Engraved Sign

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Have You Locked The Door?

Select-a-Color™ Engraved Sign

4"x4"

Switch Off Light And Lock Door Engraved Sign

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Please Switch Off Light And Lock Door When Leaving

Select-a-Color™ Engraved Sign

4"x4"

Remember Lock The Door Engraved Sign

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Remember! Lock The Door

Select-a-Color Engraved Sign

9"x9"

This Door Must Locked All Times Sign

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This Door Must be Locked at All Times

6" x 6" Select-a-Color™ Engraved Sign

6"x6"

Lock Door Signs - Braille

(119110)

Doors Must Be Locked All Times Tactile Braille Sign

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Door Must Be Locked At All Times (with Tactile Touch Braille)

4" x 8" TactileTouch™ Braille Sign

4"x8"

Door Must Be Locked All Times ADA Sign

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Door Must Be Locked At All Times

6" x 6" TactileTouch™ ADA Sign with Braille

6"x6"

Door Must Be Locked All Times Braille Sign

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Door Must Be Locked At All Times (with Graphic)

9" x 6" TactileTouch™ Sign with Braille

6"x9"

Lock Door Signs - Showcase

(119111)

Make Sure Door Closed When You Leave Sign

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Make Sure Door Is Closed When You Leave

ShowCase™ Swimming Pool Wall Sign

3"x10"

Make Sure Door Locked When Leaving Wall Sign

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Make Sure Door Is Locked When You Leave

ShowCase™ Swimming Pool Wall Sign

3"x10"

Make Sure Gate Is Closed ShowCase Wall Sign

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Make Sure Gate Is Closed When You Leave

ShowCase™ Swimming Pool Wall Sign

3"x10"

Keep This Door Locked At All Times Sign

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Keep This Door Locked At All Times

ShowCase™ Swimming Pool Wall Sign

3"x10"

Keep This Gate Closed At All Times Sign

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Keep This Gate Closed At All Times

ShowCase™ Swimming Pool Wall Sign

3"x10"

Keep This Door Locked ShowCase Wall Sign

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Keep This Door Locked - Thank You

ShowCase™ Wall Sign

3"x10"

Switch Off Light When Leaving ShowCase Sign

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Please Switch Off Light And Lock Door When Leaving

Signature ShowCase™ Sign

Other Related Door Signs

(57312)

Do Not Block Door Signs

Do Not Block Door Signs

Bilingual Keep Door Closed Signs

Bilingual Keep Door Closed Signs

Lock Your Car Signs

Lock Your Car Signs

Keep Gates Closed Signs

Keep Gates Closed Signs

Door to Remain Unlocked Signs

Door to Remain Unlocked Signs

Customer Reviews

The Salwasser Group Jan 23, 2023

Select-a-Color™ Engraved Sign : Please Keep This Door Locked At...

Part #:SE-6166 3" x 9" Outdoor Engraved Plastic Verified Purchase

Great signs

perfect size for the door it needs to go on.

Karl Sep 25, 2020

Select-a-Color™ Engraved Sign : Please Keep This Door Closed At...

Part #:SE-6168 3" x 9" Indoor Engraved Plastic Verified Purchase

as expected

As expected.

SLINDA Aug 20, 2020

Select-a-Color™ Engraved Sign : Please Keep This Door Closed At...

Part #:SE-6168 3" x 9" Indoor Engraved Plastic Verified Purchase

5 Star

Great quality signs.

Lori Sep 05, 2019

Select-a-Color™ Engraved Sign : Please Keep This Door Locked At...

Part #:SE-6166 3" x 9" Outdoor Engraved Plastic Verified Purchase

Even Better!

The sign looked even better than what I thought it would look like.

Cathy Aug 19, 2019

Select-a-Color Engraved Sign : Remember! Lock The Door

Part #:SE-6507 9" x 9" Indoor Engraved Plastic Verified Purchase

Justa what we were looking for.

Just what we were looking for.

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