Code of Federal Regulations > Title 39 > Chapter I > Part 121 > Appendix Appendix A - Appendix A to Part 121—Tables Depicting Service Standard Day Ranges

Regulations last checked for updates: Aug 30, 2025

Title 39 - Postal Service last revised: Jul 17, 2025

Appendix Appendix A - Appendix A to Part 121—Tables Depicting Service Standard Day Ranges

The following tables reflect the service standard day ranges resulting from the application of the business rules applicable to the market-dominant mail products referenced in §§ 121.0 through 121.4 (for purposes of part 121, references to the contiguous states or the contiguous 48 states also include the District of Columbia):

Table 1. End-to-end service standard day ranges for mail originating and destinating within the contiguous 48 states and the District of Columbia.

Table 1—End-to-End Service Within Contiguous States

Mail class	End-to-end range (days)
First-Class Mail	0-5
Periodicals	3-6
USPS Marketing Mail	4-7
Package Services	4-7

Table 2. End-to-end service standard day ranges for mail originating and/or destinating in non-contiguous states and territories.

Table 2—End-to-End Service to and/or From Non-Contiguous States and Territories

Mail class	End-to-end range (days)
Mail class	Intra-state/territory	Inter-state/territory
First-Class Mail	0-5	2-5
Periodicals	3-6	3-27
USPS Marketing Mail	4-7	4-28
Package Services	* 4-7	4-29

* Excluding bypass mail.

Table 3. Destination-entry service standard day ranges for mail to the contiguous 48 states and the District of Columbia.

Table 3—Destination Entry Service to Contiguous States

Mail class	Contiguous states
	Destination entry (at appropriate facility) range (days)
	* DDU	* DLPC	* DRPDC
Periodicals	1	1	2
USPS Marketing Mail	2	3-4	5
Package Services	1	2	3

* DDU = Destination Delivery Unit; DLPC = Destination Local Processing Center; DRPDC = Destination Regional Processing and Distribution Center or Campus.

Table 4. Destination entry service standard day ranges for mail to non-contiguous states and territories.

Table 4—Destination Entry Service to Non-Contiguous States and Territories

Mail class	Destination entry (at appropriate facility)
	* DDU range (days)	* DLPC range (days)			* DRPDC range (days)
	* DDU range (days)	Alaska	** Hawai'i, Guam, NMI, & AS	** PR & USVI	Alaska	Hawai'i, Guam, NMI, & AS	PR & USVI
Periodicals	1	1-3	1-4	1-3	10-11	10	8-10
USPS Marketing Mail	2	3-4	3-5	3-5	14	13	12
Package Services	1	2	2-3	2-3	12	11	11

* DDU = Destination Delivery Unit; DLPC = Destination Local Processing Center; DRPDC = Destination Regional Processing and Distribution Center or Campus.

** AS = American Samoa; NMI = Northern Mariana Islands; PR = Puerto Rico; USVI = United States Virgin Islands.

authority: 39 U.S.C. 101,401,403,404,1001,3691

source: 90 FR 10869, Feb. 28, 2025, unless otherwise noted.