Mailing cost by weight

Here is a general guide to mailing costs by weight for various postal services:

United States Postal Service (USPS)

• First-Class Mail:
  • 1 oz (28.35 grams): $0.55
  • 2 oz (57.15 grams): $0.65
  • 3 oz (85.95 grams): $0.75
  • 4 oz (113.75 grams): $0.85
  • 5 oz (142.55 grams): $0.95
• Priority Mail:
  • 1 lb (453.59 grams): $7.50
  • 2 lbs (907.18 grams): $10.50
  • 3 lbs (1363.77 grams): $13.50
  • 4 lbs (1819.36 grams): $16.50
  • 5 lbs (2264.95 grams): $19.50
• Priority Mail Express:
  • 1 lb (453.59 grams): $25.50
  • 2 lbs (907.18 grams): $31.50
  • 3 lbs (1363.77 grams): $37.50
  • 4 lbs (1819.36 grams): $43.50
  • 5 lbs (2264.95 grams): $49.50

Canada Post

• Lettermail:
  • 10 grams: $1.05
  • 20 grams: $1.20
  • 30 grams: $1.35
  • 40 grams: $1.50
  • 50 grams: $1.65
• Parcelpost:
  • 100 grams: $3.95
  • 200 grams: $5.95
  • 300 grams: $7.95
  • 400 grams: $9.95
  • 500 grams: $11.95

Royal Mail (UK)

• 1st Class Mail:
  • 10 grams: £0.62
  • 20 grams: £0.74
  • 30 grams: £0.86
  • 40 grams: £0.98
  • 50 grams: £1.10
• 2nd Class Mail:
  • 10 grams: £0.44
  • 20 grams: £0.54
  • 30 grams: £0.64
  • 40 grams: £0.74
  • 50 grams: £0.84
• International Tracked & Signed:
  • 100 grams: £6.50
  • 200 grams: £8.50
  • 300 grams: £10.50
  • 400 grams: £12.50
  • 500 grams: £14.50

Australia Post

• Standard Mail:
  • 10 grams: AU$1.20
  • 20 grams: AU$1.50
  • 30 grams: AU$1.80
  • 40 grams: AU$2.10
  • 50 grams: AU$2.40
• Express Post:
  • 100 grams: AU$10.50
  • 200 grams: AU$14.50
  • 300 grams: AU$18.50
  • 400 grams: AU$22.50
  • 500 grams: AU$26.50

Please note that these rates are subject to change and may not reflect the current rates. It's always best to check with the postal service for the most up-to-date rates and fees.