USPS Exam 421 Window Clerk
(2025/2026) – Questions and Answers
with 100% Guaranteed Pass Score
1. End to end process to ensure mail is collected, distributed and delivered the
type of clock the usps runs on:
Answer 24 hour clock
2. Items sent within the US APO, FPO, UN, and its territories and possessions.: -
Answer Domestic mail
3. sets forth the policies, regulations and procedures governing domestic mail-
Answer : DMM- Domestic Mail Manual
4. sets forth policies, regulations, and procedures governing international mail-
Answer : IMM- International Mail Manual
5. contains policies and procedures for administrative ad support functions
within the postal service:
Answer ASM-Administrative and Support Manual
6. all manuals are found on line via?:
Answer Policy Net
mailto:https://www.stuvia.com/user/Wisdoms
, 7. Guarantees overnight or next day delivery $100 insurance and free tracking-
Answer : Express Mail
8. Premier Shipping service of the USPS:
Answer Express Mail
9. Fast and affordable max 70lbs $50 insurance another premier shipping ser-
vice of the USPS 2-3 DAYS delivery:
Answer Priority Mail
10. Bulk mail usually handled at distribution centers:
Answer Parcel Select
11. Merchant pays postal fee returning merchandise bulk parcel return product-
Answer : Parcel Return Services
12. First class mail, periodicals, standard mail, package services:
Answer Mailing services
13. proof of mailing uses PS Form 3800:
Answer Certified Mail
14. Provides up to $5000 in coverage extra service requires PS Form 3813 or
3813-p:
Answer Insured Mail
15. Provides date and time of delivery, free when you purchase Priority mail now
called USPS Tracking:
mailto:https://www.stuvia.com/user/Wisdoms
(2025/2026) – Questions and Answers
with 100% Guaranteed Pass Score
1. End to end process to ensure mail is collected, distributed and delivered the
type of clock the usps runs on:
Answer 24 hour clock
2. Items sent within the US APO, FPO, UN, and its territories and possessions.: -
Answer Domestic mail
3. sets forth the policies, regulations and procedures governing domestic mail-
Answer : DMM- Domestic Mail Manual
4. sets forth policies, regulations, and procedures governing international mail-
Answer : IMM- International Mail Manual
5. contains policies and procedures for administrative ad support functions
within the postal service:
Answer ASM-Administrative and Support Manual
6. all manuals are found on line via?:
Answer Policy Net
mailto:https://www.stuvia.com/user/Wisdoms
, 7. Guarantees overnight or next day delivery $100 insurance and free tracking-
Answer : Express Mail
8. Premier Shipping service of the USPS:
Answer Express Mail
9. Fast and affordable max 70lbs $50 insurance another premier shipping ser-
vice of the USPS 2-3 DAYS delivery:
Answer Priority Mail
10. Bulk mail usually handled at distribution centers:
Answer Parcel Select
11. Merchant pays postal fee returning merchandise bulk parcel return product-
Answer : Parcel Return Services
12. First class mail, periodicals, standard mail, package services:
Answer Mailing services
13. proof of mailing uses PS Form 3800:
Answer Certified Mail
14. Provides up to $5000 in coverage extra service requires PS Form 3813 or
3813-p:
Answer Insured Mail
15. Provides date and time of delivery, free when you purchase Priority mail now
called USPS Tracking:
mailto:https://www.stuvia.com/user/Wisdoms
