USPS SSA ACADEMY EXAM 421 QUESTIONS
WITH CORRECT ANSWERS 2026
Postmaster/Manager
Manage PO daily operations, business leaders, community anchors, make local
contacts the PS needs to increase it's share of the shipping market.
SSDA (sales and services distribution associate)
Many of the same duties of an SSA, but also support the back-office distribution
functions.
Lobby Assistant
Helps with package pick-ups, identifies mailing needs, ensures forms are
completed before reaching the window, assists with lobby technology, answers
questions.
LSSA (Lead sales and services associate)
Maintains knowledge of regulations, rules, policies, and procedures. Technical
guidance to employees. Inform employees of change.
SSA (sales and services associate)
Your teammates. Ensuring the correct processes are followed and customer needs
are met. Educate customers on products and services.
Supervisor
Manage PO day-to-day operations. Ensure employees are properly trained and
informed.
Four issues to watch for when ensuring the security & sanctity of the mail
1. Theft. 2. Destruction or Damage. 3. Delay of Mail. 4. Opening
USPS Goals (3)
Deliver high quality services. Provide a world class customer experience. Ensure
safe workplace and engaged workforce.
,mPOS is an acronym for
mobile point of sale
SSK is an acronym for
self-service kiosk
PIV is an acronym for
personal identity verification
POS is an acronym for
point of sale (survey)
What are the Six Retail Moments that Matter?
1. Deliver your first impression. 2. Act with courtesy & Urgency. 3. Keep it clean
& Pristine. 4. Delivering the pride inside. 5. It's game time. (Adapt!) 6. Solutions
are my specialty!
Postal Proud (#PostalProud)
Providing a world class customer experience.
An organized workstation creates a more ______________________ workplace.
Efficient.
Perception is....
Reality
Clarifying is what type of listening?
Active
A+GIST is an acronym for...
Acknowledge - Greet - Inquire - Suggest - Thank
The HAZMAT question is an example of what part of A+GIST?
Inquire
Is the first opportunity to start a customer experience on a positive note:
, Deliver a first impression
Mailability
Ability of an object to be mailed via USPS.
Non-Mailable
Prohibited from USPS mailstream.
What are the minimum and maximum thickness for a postcard?
0.007 min 0.16 max (inches)
What are the three processing categories?
1. First class letters. 2. First class flats. 3. Parcels.
What are the minimum and maximum measurements for a postcard?
3 1/2 x 5 min 4 1/4 x 6 max (inches)
What thickness is required for a mailpiece to be considered a postcard?
Uniform thickness.
What are the minimum and maximum measurements for a letter?
3 1/5 x 5 min 6 1/8 x 11 1/2 max (inches)
What are the minimum and maximum thickness for a letter?
0.007 min 1/4 max (inches)
Non-machinable
A mailpiece that cannot be run through a sorting machine.
Name a few reasons a letter or flat may be considered non-machinable...
Exterior not paper. Clasps, strings, buttons, seals, etc. Loose items inside the
envelope. Rigid. NOT flexible. Incorrect address orientation. Booklets that are not
tabbed.
A letter must be under _________ oz. If over, it would be considered a flat.
3.5 oz
WITH CORRECT ANSWERS 2026
Postmaster/Manager
Manage PO daily operations, business leaders, community anchors, make local
contacts the PS needs to increase it's share of the shipping market.
SSDA (sales and services distribution associate)
Many of the same duties of an SSA, but also support the back-office distribution
functions.
Lobby Assistant
Helps with package pick-ups, identifies mailing needs, ensures forms are
completed before reaching the window, assists with lobby technology, answers
questions.
LSSA (Lead sales and services associate)
Maintains knowledge of regulations, rules, policies, and procedures. Technical
guidance to employees. Inform employees of change.
SSA (sales and services associate)
Your teammates. Ensuring the correct processes are followed and customer needs
are met. Educate customers on products and services.
Supervisor
Manage PO day-to-day operations. Ensure employees are properly trained and
informed.
Four issues to watch for when ensuring the security & sanctity of the mail
1. Theft. 2. Destruction or Damage. 3. Delay of Mail. 4. Opening
USPS Goals (3)
Deliver high quality services. Provide a world class customer experience. Ensure
safe workplace and engaged workforce.
,mPOS is an acronym for
mobile point of sale
SSK is an acronym for
self-service kiosk
PIV is an acronym for
personal identity verification
POS is an acronym for
point of sale (survey)
What are the Six Retail Moments that Matter?
1. Deliver your first impression. 2. Act with courtesy & Urgency. 3. Keep it clean
& Pristine. 4. Delivering the pride inside. 5. It's game time. (Adapt!) 6. Solutions
are my specialty!
Postal Proud (#PostalProud)
Providing a world class customer experience.
An organized workstation creates a more ______________________ workplace.
Efficient.
Perception is....
Reality
Clarifying is what type of listening?
Active
A+GIST is an acronym for...
Acknowledge - Greet - Inquire - Suggest - Thank
The HAZMAT question is an example of what part of A+GIST?
Inquire
Is the first opportunity to start a customer experience on a positive note:
, Deliver a first impression
Mailability
Ability of an object to be mailed via USPS.
Non-Mailable
Prohibited from USPS mailstream.
What are the minimum and maximum thickness for a postcard?
0.007 min 0.16 max (inches)
What are the three processing categories?
1. First class letters. 2. First class flats. 3. Parcels.
What are the minimum and maximum measurements for a postcard?
3 1/2 x 5 min 4 1/4 x 6 max (inches)
What thickness is required for a mailpiece to be considered a postcard?
Uniform thickness.
What are the minimum and maximum measurements for a letter?
3 1/5 x 5 min 6 1/8 x 11 1/2 max (inches)
What are the minimum and maximum thickness for a letter?
0.007 min 1/4 max (inches)
Non-machinable
A mailpiece that cannot be run through a sorting machine.
Name a few reasons a letter or flat may be considered non-machinable...
Exterior not paper. Clasps, strings, buttons, seals, etc. Loose items inside the
envelope. Rigid. NOT flexible. Incorrect address orientation. Booklets that are not
tabbed.
A letter must be under _________ oz. If over, it would be considered a flat.
3.5 oz
