Some US Postal service Information From Their WEB Site

Certificate of Mailing

Provides proof of mailing. Must be purchased at time of mailing. Available for First-Class Mail, Priority Mail, Parcel Post, Bound Printed Matter, and Media Mail. For an additional fee, a certificate of mailing may be combined with parcel airlift service (PAL) or special handling. Items with a certificate of mailing must be presented to a retail employee at a post office or to a rural carrier.

Fee in addition to postage—$0.90



Certified Mail

Provides proof of mailing at the time of mailing and date and time of delivery. A delivery record is maintained by the USPS. Available with First-Class Mail and Priority Mail. For an additional fee, certified mail may be combined with restricted delivery or return receipt. 

Fee in addition to postage—$2.30



Delivery Confirmation

Provides the date and time of delivery or attempted delivery. May be purchased at the time of mailing only. Mailers may retrieve delivery status through the Internet or the toll-free number 800-222-1811. Available for Priority Mail and parcels sent as First-Class Mail, Parcel Post, Bound Printed Matter, or Media Mail. 

Not available for: APO/FPO destinations and U.S. territories, possessions, and freely-associated states in Domestic Mail Manual G011 (except for Puerto Rico and U.S. Virgin Islands, to which service is available).

For an additional fee, Delivery Confirmation may be combined with: COD, insured mail, registered mail, return receipt for merchandise (Form 3804), or special handling. Restricted delivery is available if purchased with insurance for over $50, COD, or registered mail. Return receipt is available if purchased with insurance for over $50, COD, or registered mail.

Fee in addition to postage: 
Priority Mail—$0.45 
First-Class Mail—$0.55
Parcel Post, Bound Printed Matter, and Media Mail—$0.55 



Insured Mail

Provides coverage against loss or damage up to $5,000 for Parcel Post, Bound Printed Matter, and Media Mail matter as well as merchandise mailed at Priority Mail or First-Class Mail rates. Items must not be insured for more than their value. Insured mail must be presented to a retail employee at a post office or to a rural carrier.

For an additional fee, insured mail may be combined with Delivery Confirmation, parcel airlift service (PAL), Signature Confirmation, or special handling. For items insured for more than $50, restricted delivery and return receipt service are also available. The amount of insurance coverage for loss will be the actual value, less depreciation. No claim payments are made for sentimental losses or for any expenses incurred as a result of the loss. 

Insurance Fees
 
Insurance coverage desired
Fee in addition to postage
$0.01 to $50.00
$1.30
50.01 to 100.00
2.20
100.01 to 200.00
3.20
200.01 to 300.00
4.20
300.01 to 400.00
5.20
400.01 to 500.00
6.20
500.01 to 600.00
7.20
600.01 to 700.00
8.20
700.01 to 800.00
9.20
800.01 to 900.00
10.20
900.01 to 1,000.00
11.20
1,000.01 to 5,000.00
$11.20 plus $1.00 for each $100 or fraction thereof over $1,000 in desired coverage



Return Receipt for Merchandise 

Provides the sender with a mailing receipt and a return receipt. The return receipt supplies the recipient's actual address if different from the address used by the sender. A delivery record is maintained by the USPS.

Available for merchandise sent as Priority Mail, Parcel Post, Bound Printed Matter, and Media Mail. May be combined with Delivery Confirmation, insurance (for up to $50), parcel airlift, or special handling. 

Fee at time of mailing—$3.00



Registered Mail

Provides maximum protection and security for valuables. Provides sender with mailing receipt and a delivery record is maintained by the USPS. A record of mailing is maintained at the mailing post office. 

Available for items paid at Priority Mail and First-Class Mail rates. May be combined with COD, Delivery Confirmation, restricted delivery, return receipt, or Signature Confirmation. Postal insurance is provided for articles with a declared value up to a maximum of $25,000. Only items with no declared value may use registry service without insurance. Handling charges apply for articles valued over $25,000.

Registered mail must be presented to a retail employee at a post office or a rural carrier. 

Registered Mail Fees Without Insurance
 
Declared value without postal insurance
Fee in addition to postage
$0.00
$7.50

Registered Mail Fee With Insurance
 
Declared value with postal insurance
Fee in addition to postage
$0.01 to $100.00
$8.00
100.01 to 500.00
8.85
500.01 to 1,000.00
9.70
1,000.01 to 2,000.00
10.55
2,000.01 to 3,000.00
11.40
3,000.01 to 4,000.00
12.25
4,000.01 to 5,000.00
13.10
5,000.01 to 6,000.00
13.95
6,000.01 to 7,000.00
14.80
7,000.01 to 8,000.00
15.65
8,000.01 to 9,000.00
16.50
9,000.01 to 10,000.00
17.35
10,000.01 to 11,000.00
18.20
11,000.01 to 12,000.00
19.05
12,000.01 to 13,000.00
19.90
13,000.01 to 14,000.00
20.75

For higher values see the Domestic Rate Calculator or Domestic Mail Manual R900.20 on Postal Explorer



Restricted Delivery

Permits a mailer to direct delivery only to the addressee or addressee’s authorized agent. The addressee must be an individual specified by name. May be combined with Delivery Confirmation, parcel airlift (PAL), return receipt, Signature Confirmation, or special handling. Available for First-Class Mail, Priority Mail, Parcel Post, Bound Printed Matter, and Media Mail that is sent certified mail, COD, mail insured for more than $50, or registered mail. 

Fee in addition to postage—$3.50



Return Receipt

Provides a mailer with proof of delivery. Also supplies the recipient’s actual delivery address if it is different from the address used by the sender. A return receipt may be requested before or after delivery. 

Available for Express Mail, First-Class Mail, Priority Mail, Parcel Post, Bound Printed Matter, or Media Mail when purchased with one of the following: certified, COD, mail insured for more than $50, registered mail.

May be combined with: Delivery Confirmation, parcel airlift (PAL), restricted delivery, Signature Confirmation, or special handling. Delivery Confirmation, parcel airlift, and Signature Confirmation available for Priority Mail and Package Services only.

Fee in addition to postage:
Requested at time of mailing (Form 3811)—$1.75
Requested after mailing (Form 3811-A)—$3.25



Signature Confirmation

Provides signature proof of delivery as well as the date and time of delivery or attempted delivery. May be purchased at the time of mailing only. Mailers may retrieve delivery information through the USPS Internet site or the toll-free number 800-222-1811. A delivery record, including the recipient’s signature, is maintained by the USPS and is available, via fax or mail, upon request. No acceptance record is kept at the office of mailing. Waiver of signature is optional. 

Available for: Priority Mail and parcels mailed at First-Class Mail, Parcel Post, Bound Printed Matter, or Media Mail rates.

Not available for: APO/FPO destinations and U.S. territories, possessions, and freely-associated states in Domestic Mail Manual G011 (except for Puerto Rico and U.S. Virgin Islands, to which service is available).

For an additional fee, Signature Confirmation may be combined with: COD, insured mail, registered mail, or special handling. Restricted delivery is available if purchased with insurance for over $50, COD, or registered mail.

Fee in addition to postage—$1.80