Social Security Disability back pay will be paid in a single lump sum and will be reduced by the amount of SSI already paid for months when eligibility for the two programs overlap. The second SSI installment is due this month, but sometimes the installments are delayed.
The medium flat-rate boxes for Priority service are 13 5/8 inches by 11 7/8 inches by 3 3/8 inches and 11 inches by 8 1/2 inches by 5 1/2 inches. Shipping charges are $12.65. There is one small-size box offered for Priority service. It measures 8 5/8 inches by 5 3/8 inches by 1 5/8 inches and costs $5.95 to ship.
In order to ship a box that is 130 inches in combined length and girth, the box must be mailed either by Standard Post or Parcel Select. All other shipping methods have a maximum limit of 108 inches in combined length and girth. USPS measures length by measuring the longest dimension of the box or parcel. Girth is gauged by measuring around the thickest part of the box or parcel. The combined measurements cannot exceed 130 inches.