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Charleston Plus Vinyl Mailbox Post
or replacement parts

From this page you can purchase a complete post kit including the vertical post and post arm.... of if your existing unit was damaged, you can purchase the replacement parts. In order to purchase replacement parts, you must be 100% certain that you own a Mayne Charleston Plus Post. These parts will not work with any other brand mailbox post.

Made from: Polyethylene
Size: 58'' H x 8.5'' W x 26'' D.
Available Color: White, Clay, Granite and Black
Warranty: 15 years
Mounting posts required: 4 x 4 (6' long)
Ships from factory warehouse
Delivery: 1-2 weeks

Post Only. No Mailbox Included.

  • We recommend a medium mailbox (approx. 7.5"width x 10"height x 20" length)
  • Weight suggestion is 4lbs to 12lbs
  • Heavier boxes can be used by securing one or two lag bolts through the back of the mailbox directly into the post
  • Mail boxes, mounting kits, or 4x4 post inserts are not included

This item has been relocated.

Please click link below:


Complete Mailbox Post Kit:
Vertical post and post arm

Replacement Vertical Post
(No Post Arm included)
Mayne Charleston Mailbox Post Replacement Parts
Replacement Post Arm
(No Vertical Post included)

White Charleston PVC Mailbox Post

Black Mayne Charleston Plus Mailbox Post
You are visiting 1-(800) 330-3309.