USPS SSA Exam 2021 (Latest version of study
questions for the SSA 421 Exam (updated
01/11/21). All testable modules included) 143
Q&A
Registered Mail - Answer: First-Class and Priority service only.
Most secure service the post office offers.
$50,000 insurance and free tracking included.
International Shipping/Mailing Methods (5) - Answer: Global Express Guaranteed (GXG)
Priority Mail Express International (PMEI)
Priority Mail International (PMI)
First Class Package International
First Class Mail International
Balloon Price - Answer: - Applies to Retail Ground (all zones)
Page 1 of 19
,- Applies to Priority Mail (zones 1-4)
- Weighs under 20 pounds
- Measures more than 84" (but less than 108") in total length and girth.
Return Receipt for Merchandise - Answer: This Extra Service provides the mailer with a mailing receipt
and return receipt when returning merchandise to a company.
Special Handling - Answer: This Extra Service provides preferential handling, to the extent practicable, in
dispatch and transportation but NOT preferential delivery.
The three postage payment methods - Answer: Stamps
Postage Meters
Permit Imprint
Forever Stamps - Answer: Stamps that are non-denominational and are generally used for First Class
Mail. They are always equal in value to the current one-ounce price.
Semi-Postal Stamps - Answer: These stamps are used as fundraisers for things like breast cancer
research, Save Vanishing Species, Alzheimer's, and PTSD.
Philately - Answer: This is the study of stamps and postal materials.
Permit Imprint - Answer: This is a form of postage that is paid for at the time of mailing from a pre-
established advance deposit account.
PO Box Service - Answer: This service is provided as a convenience for customers who wish to pick up
their mail at the post office from secure, locked boxes requiring a key or combination.
The number of different PO Box sizes - Answer: There are five different options; although not all are
available at each Post Office.
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, PO Box Process: 1st Day of the Month - Answer: On this day of the month, we give PO Box customers a
Notice 32 to let them know their PO Box rent is due at the end of the month.
PO Box Process: 20th Day of the Month - Answer: On this day of the month, we give PO Box customers a
reminder letter/2nd Notice to let them know their PO Box rent is due at the end of the month.
PO Box Process: Last Day of the Month - Answer: This is the day of the month that a PO Box customer's
rent is due.
PO Box Process: 1st Day of the Month (after PO Box rental payment due date) - Answer: On this day, if a
PO Box customer has not yet paid their PO Box fees, their box is plugged, and we hold their mail
"hostage" until they renew, close their box, or 10 days have passed.
PO Box Process: Grace Period (after PO Box rental payment due date) - Answer: The length of this is 10
days after a customer's PO Box rent was due, and they have not yet paid.
PO Box Process: 11th Day of the Month (after PO Box rental payment due date) - Answer: On this day, if
a customer has not paid for their PO Box, their box is closed, and their mail is returned to sender.
PS Form 1093 - Answer: Application for Post Office Box Service.
This form is used when a customer wants to apply for PO Box service.
PS Form 3533 - Answer: Application for Refund of Fees, Products, and Withdrawal of Customer
Accounts.
This form is used whenever we disperse a refund to a customer.
Two keys are provided upon acceptance of application for this service. - Answer: The number of keys
provided to each customer upon opening a PO Box.
Postal Money Orders - Answer: These are a safe, convenient, and economical alternative to sending cash
through the mail.
Page 3 of 19
questions for the SSA 421 Exam (updated
01/11/21). All testable modules included) 143
Q&A
Registered Mail - Answer: First-Class and Priority service only.
Most secure service the post office offers.
$50,000 insurance and free tracking included.
International Shipping/Mailing Methods (5) - Answer: Global Express Guaranteed (GXG)
Priority Mail Express International (PMEI)
Priority Mail International (PMI)
First Class Package International
First Class Mail International
Balloon Price - Answer: - Applies to Retail Ground (all zones)
Page 1 of 19
,- Applies to Priority Mail (zones 1-4)
- Weighs under 20 pounds
- Measures more than 84" (but less than 108") in total length and girth.
Return Receipt for Merchandise - Answer: This Extra Service provides the mailer with a mailing receipt
and return receipt when returning merchandise to a company.
Special Handling - Answer: This Extra Service provides preferential handling, to the extent practicable, in
dispatch and transportation but NOT preferential delivery.
The three postage payment methods - Answer: Stamps
Postage Meters
Permit Imprint
Forever Stamps - Answer: Stamps that are non-denominational and are generally used for First Class
Mail. They are always equal in value to the current one-ounce price.
Semi-Postal Stamps - Answer: These stamps are used as fundraisers for things like breast cancer
research, Save Vanishing Species, Alzheimer's, and PTSD.
Philately - Answer: This is the study of stamps and postal materials.
Permit Imprint - Answer: This is a form of postage that is paid for at the time of mailing from a pre-
established advance deposit account.
PO Box Service - Answer: This service is provided as a convenience for customers who wish to pick up
their mail at the post office from secure, locked boxes requiring a key or combination.
The number of different PO Box sizes - Answer: There are five different options; although not all are
available at each Post Office.
Page 2 of 19
, PO Box Process: 1st Day of the Month - Answer: On this day of the month, we give PO Box customers a
Notice 32 to let them know their PO Box rent is due at the end of the month.
PO Box Process: 20th Day of the Month - Answer: On this day of the month, we give PO Box customers a
reminder letter/2nd Notice to let them know their PO Box rent is due at the end of the month.
PO Box Process: Last Day of the Month - Answer: This is the day of the month that a PO Box customer's
rent is due.
PO Box Process: 1st Day of the Month (after PO Box rental payment due date) - Answer: On this day, if a
PO Box customer has not yet paid their PO Box fees, their box is plugged, and we hold their mail
"hostage" until they renew, close their box, or 10 days have passed.
PO Box Process: Grace Period (after PO Box rental payment due date) - Answer: The length of this is 10
days after a customer's PO Box rent was due, and they have not yet paid.
PO Box Process: 11th Day of the Month (after PO Box rental payment due date) - Answer: On this day, if
a customer has not paid for their PO Box, their box is closed, and their mail is returned to sender.
PS Form 1093 - Answer: Application for Post Office Box Service.
This form is used when a customer wants to apply for PO Box service.
PS Form 3533 - Answer: Application for Refund of Fees, Products, and Withdrawal of Customer
Accounts.
This form is used whenever we disperse a refund to a customer.
Two keys are provided upon acceptance of application for this service. - Answer: The number of keys
provided to each customer upon opening a PO Box.
Postal Money Orders - Answer: These are a safe, convenient, and economical alternative to sending cash
through the mail.
Page 3 of 19
