Quick Service Guide 330a
Discounted Flats First-Class Mail
Physical Standards (301)
Maximum weight: 13 ounces.
For an overview of the physical standards for discount flats, see Quick
Service Guide 301.
Rates and Fees (333.1)
1. The $0.058 nonmachinable surcharge is included in rate.
A $0.058 nonmachinable surcharge applies to pieces weighing 1 ounce
Annual $160.00 presort mailing fee.
First-Class Mail is required for personal correspondence, handwritten
or typewritten material, and bills or statements of account. It may also
be used for any mailable item, including advertisements and lightweight
Eligibility Standards (333.3)
Mailings of 500 or more addressed pieces, sorted and marked as described
below. All pieces must fit within flat-size processing category (301).
Each piece must include a complete delivery address with correct ZIP
Code or ZIP+4 code.
Addresses on all pieces must be updated within 185 days before mailing
through a USPS-approved address update tool (e.g., ACS, NCOALink,
FASTforward, or the appropriate ancillary service endorsement under 507).
overview of the First-Class Mail Move Update standards, see Quick
A certified process must be used at least once a year to ensure accuracy
of 5-digit ZIP Codes.
Mailers can apply Repositionable Notes ("sticky notes") for
an additional charge of $0.005. See 709.7.
Postage Payment and Documentation (334)
Precanceled stamp (604.3), meter
(604.4), or permit imprint (604.5).
Additional standards apply to mailings of nonidentical-weight pieces.
- Postage statement: Form
3600-R or Form 3600-EZ or
- Supporting documentation: required unless correct rate is affixed
to each piece or unless each piece is of identical weight and
separated by rate when presented for acceptance; documentation generated
PAVE-certified software (or printed in standardized format).
Mail Preparation (335)
Marking on each piece in the postage area (302.2): "PRESORTED (or
See reverse for preparation and labeling.
Use 2-inch tray labels (335.4).
Flat trays capped (green side up) and secured with two straps (335.3).
Any mailing job that contains bundles of Presorted flats and bundles
of automation flats must be
cotrayed using 705.9.1.
Enter and Deposit (336)
Mailing entered at an acceptance point designated by USPS.
For the specific
DMM standards applicable to this category of mail, consult the DMM
sections referenced above and the general sections within each DMM module.
and Traying Sequence
Bundles: Bundling not required if sufficient quanitity
to fill a 5-digit tray. Pieces must be bundled if 10 or
more pieces to same 5-digit ZIP Code; fewer than 10 pieces
in a bundle not permitted.
Labels: Red Label
5 or optional endorsement line (OEL) (708.7).
Trays: Required, full trays only for bundles to same 5-digit
ZIP Code; less-than-full trays not permitted.
Labels: For Line 1, use city, state, and 5-digit ZIP
Code on mail.
Bundles: Pieces must
be bundled if 10 or more pieces to same 3-digit ZIP Code
prefix; fewer than 10 pieces in a bundle not permitted.1
Labels: Green Label 3 or OEL.
Trays: Required, full trays only for bundles to same 3-digit
ZIP Code prefix; less-than-full trays not permitted. (Exception:
One less-than-full tray must be prepared for any remaining
bundles for each origin 3-digit ZIP Code prefix).
Labels: For Line 1, use L002, Column A, for destination
Bundles: Pieces must be bundled if 10 or more pieces to
same ADC (see L004); fewer than 10 pieces in a bundle not
Labels: Pink Label A or OEL.
Trays: Required, full trays only for bundles to same ADC
(see L004); less-than-full trays not permitted.
Labels: For Line 1, use L004, Column B for destination
Mixed ADC (Required)
Bundles: Any remaining pieces must be bundled in mixed ADC
Labels: Tan Label X or OEL.
Trays: Required for any remaining bundles placed in mixed
ADC trays; only one less-than-full tray permitted.
Labels: For Line 1, use "MXD" followed by city,
state, and ZIP Code of origin facility in L002, Column C.
For flats, a full tray is defined as one that contains at least a single
stack of pieces lying flat that reaches bottom of handholds, but no more
than can be contained in tray with lid secured in place with two straps.
When possible, pieces must be placed in two stacks to optimize tray use.
Total weight of tray may not exceed 70 pounds.
1. Bundling not required if sufficient quantity to fill a tray and none
of the mail in the tray would have been more finely sorted if bundled
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