Envelope Selection Guide
 

 

Common Envelopes Sizes

Inch measurements are the finished envelope size.

Metric measurements are approximate
(calculated at 1 inch = 25.4 mm and rounded off).

Except where noted, the envelope opening/flap is on the long dimension.

 

Not all sizes and styles are avaialble in all types of paper. If you can not find the envelopes you are looking for, Contact Us.

 

 

Name

No.

Inches

MM

Usage and Comments

Commercial

5

3 1/16 x 5 1/2

78 x 140

For correspondence

6

3 3/8 x 6

86 x 152

6 1/4

3 1/2 x 6

89 x 152

6 1/2

3 9/16 x 6 1/2

90 x 165

6 3/4

3 5/8 x 6 1/2

92 x 165

 

Official

7

3 3/4 x 6 3/4

95 x 171

For correspondence

7 1/2

3 3/4 x 7 5/8

95 x 194

7 3/4
(Monarch)

3 7/8 x 7 1/2

98 x 190

Data
Card

3 1/2 x 7 5/8

89 x 194

8 5/8
(Check)

3 5/8 x 8 5/8

92 x 219

9

3 7/8 x 8 7/8

98 x 225

10

4 1/8 x 9 1/2

105 x 241

10 1/2

4 1/2 x 9 1/2

114 x 241

11

4 1/2 x 10 3/8

114 x 264

12

4 3/4 x 11

121 x 279

14

5 x 11 1/2

127 x 292

 

Window

6 1/4

3 1/2 x 6

89 x 152

For invoices, statements, etc.; die-cut glassine-backed window permits name and address on enclosure to show;
Standard window is 4 3/4" wide x 1 1/8" (121 mm x 29 mm);
Window position is 7/8" (22 mm) from left edge, 5/8" (16 mm) from bottom
(for No. 8 5/8, position is
5/8" [16 mm] from left edge, 13/16" [21 mm] from bottom)

6 3/4

3 5/8 x 6 1/2

92 x 165

7

3 3/4 x 6 3/4

95 x 171

7 3/4

3 7/8 x 7 1/2

98 x 190

8 5/8

3 5/8 x 8 5/8

92 x 219

9

3 7/8 x 8 7/8

98 x 225

10

4 1/8 x 9 1/2

105 x 241

11

4 1/2 x 10 3/8

114 x 264

12

4 3/4 x 11

121 x 279

14

5 x 11 1/2

127 x 292

 

Remittance

6 1/4

3 1/2 x 6

89 x 152

Extradeep flap (between 3 3/8"
[86 mm] and 3 1/2" [89 mm]) can carry printed message

6 1/2

3 1/2 x 6 1/4

89 x 159

6 3/4

3 5/8 x 6 1/2

92 x 165

9

3 7/8 x 8 7/8

98 x 225

 

Announcement
Square Flap

A-2

4 3/8 x 5 3/4

111 x 146

Made with matching text paper Basically square in shape

A-6

4 3/4 x 6 1/2

121 x 165

A-7

5 1/4 x 7 1/4

133 x 184

A-8

5 1/2 x 8 1/8

140 x 206

A-10

6 x 9 1/2

152 x 241

Slim

3 7/8 x 8 7/8

98 x 225

 

Baronial

2

3 3/16 x 4 1/4

81 x 108

For formal correspondence, invitations, announcements, greeting cards;
Deep pointed flap

4

3 5/8 x 4 5/8

92 x 117

5

4 1/8 x 5 1/8

105 x 130

5 1/4

4 1/4 x 5 1/4

108 x 133

5 1/2

4 3/8 x 5 5/8

111 x 143

6

5 x 6 1/4

127 x 159

 

 

Booklet or Open Side

2 1/2

4 1/2 x 5 7/8

114 x 149

For booklets, folders, direct mail

3

4 3/4 x 6 1/2

121 x 165

4 1/4

5 x 7 1/2

127 x 190

4 1/2

5 1/2 x 7 1/2

140 x 190

5

5 1/2 x 8 1/2

140 x 216

6

5 3/4 x 8 7/8

146 x 225

6 1/2

6 x 9

152 x 229

6 3/4

6 1/2 x 9 1/2

165 x 241

7

6 1/4 x 9 5/8

159 x 244

7 1/4

7 x 10

178 x 254

7 1/2

7 1/2 x 10 1/2

190 x 267

8

8 x 11 1/8

203 x 283

9

8 3/4 x 11 1/2

222 x 292

9 1/2

9 x 12

229 x 305

10

9 1/2 x 12 5/8

241 x 321

13

10 x 13

254 x 330

 

Catalogue or Open End

1

6 x 9

152 x 229

For catalogues, booklets, magazines, reports
Opening/flap on short dimension

1 3/4

6 1/2 x 9 1/2

165 x 241

2

6 1/2 x 10

165 x 254

3

7 x 10

178 x 254

6

7 1/2 x 10 1/2

190 x 267

7

8 x 11

203 x 279

8

8 1/4 x 11 1/4

210 x 286

9 1/2

8 1/2 x 10 1/2

216 x 267

9 3/4

8 3/4 x 11 1/4

222 x 286

10 1/2

9 x 12

229 x 305

12 1/2

9 1/2 x 12 1/2

241 x 317

13 1/2

10 x 13

254 x 330

14 1/4

11 1/4 x 14 1/4

286 x 362

14 1/2

11 1/2 x 14 1/2

292 x 368

 

Metal Clasp
&
String-and-Button

0

2 1/2 x 4 1/4

63 x 108

For mailing bulky papers; Heavy-weight paper;
Opening/flap on
short dimension;

5

3 1/8 x 5 1/2

79 x 140

10

3 3/8 x 6

86 x 152

11

4 1/2 x 10 3/8

114 x 264

14

5 x 11 1/2

127 x 292

15

4 x 6 3/8

102 x 162

25

4 5/8 x 6 3/4

117 x 171

35

5 x 7 1/2

127 x 190

50

5 1/2 x 8 1/4

140 x 210

55

6 x 9

152 x 229

63

6 1/2 x 9 1/2

165 x 241

68

7 x 10

178 x 254

75

7 1/2 x 10

190 x 254

80

8 x 11

203 x 279

83

8 1/2 x 11 1/2

216 x 292

87

8 3/4 x 11 1/4

222 x 286

90

9 x 12

229 x 305

93

9 1/2 x 12 1/2

241 x 317

94

9 1/4 x 14 1/2

235 x 368

95

10 x 12

254 x 305

97

10 x 13

254 x 330

98

10 x 15

254 x 381

105

11 1/2 x 14 1/2

292 x 368