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Effective December 1, 2025, the Postal Service™ will revise Labeling List(s) L001, L004, L007, L012, L014, L051, L201, and L606 to reflect changes in mail processing operations. Mailers are expected to label according to these revised lists for mailings inducted on or after the December 1, 2025, effective date through the January 31, 2026, expiration date.
Labeling Lists
L001 5-Digit Scheme — Periodicals, Standard Mail, and Package Services Flats and Irregular Parcels
Changes
Deleted
* * * * *
L004 3-Digit ZIP Code Prefix Groups — ADC Sortation
Newly Added
Deleted
* * * * *
L007 5-Digit Scheme — Periodicals, Standard Mail, and Package Services Flats in Bundles
Changes
Deleted
* * * * *
L012 5-Digit ZIP Scheme Combination
Changes
Newly Added
Deleted
* * * * *
L014 5-Digit ZIP Scheme Combinations for Hubs
Changes
* * * * *
L051 DSCF for Parcel Select
Newly Added
* * * * *
L201 Periodicals Origin Split and First-Class Mail Mixed ADC/AADC
Column A Originating ZIP Codes (Change From)
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Column A Originating ZIP Codes (Change To)
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Column B
Label To (Change From)
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Column B
Label To (Change To)
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Column C
Label Container To (Change From)
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Column C
Label Container To (Change To)
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350-352, 354-359, 362
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350-352, 354-359, 362
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200-212, 214-215, 217, 219-223, 226-228, 233-237, 240-243, 245-253, 255-259, 261-264, 266-268, 270-329, 335-339, 341-342, 344, 346-347, 350-352, 354-418, 420-427, 430-433, 437-438, 440-479, 488-491, 493-495, 500-509, 514, 520-528, 605, 609, 612-620, 622-631, 633-639, 648, 650-658, 669-676, 678-679, 700-701, 703-708, 710-714, 716-731, 734-741, 743-749, 751-753, 755-756, 759, 768-769, 790-796, 881-882
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200-212, 214-215, 217, 219-223, 226-228, 233-237, 240-243, 245-253, 255-259, 261-264, 266-268, 270-329, 335-339, 341-342, 344, 346-347, 350-352, 354-418, 420-427, 430-433, 437-438, 440-479, 488-491, 493-495, 500-509, 514, 520-528, 605, 609, 612-620, 622-631, 633-639, 648, 650-658, 669-676, 678-679, 700-701, 703-708, 710-714, 716-731, 734-741, 743-749, 751-753, 755-759, 768-769, 790-796, 881-882
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BIRMINGHAM AL 350
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BIRMINGHAM AL 350
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Column A: no change.
Column B added: 757-758.
Column C: no change.
Column A Originating ZIP Codes (Change From)
|
Column A
Originating ZIP Codes (Change To)
|
Column B
Label To (Change From)
|
Column B
Label To (Change To)
|
Column C
Label Container To (Change From)
|
Column C
Label Container To (Change To)
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360-361, 363-364, 367-368
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360-361, 363-364, 367-368
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155, 157-159, 166, 168, 200-205, 220-253, 255-259, 261-264, 266, 268, 270-342, 344, 346-347, 349-352, 354-418, 420-427, 430-433, 437-438, 450-479, 520, 522-524, 526-528, 600, 602, 606-620, 622-631, 633-639, 650-653, 669-676, 678-679, 700-701, 703-708, 710-714, 716-731, 733-741, 743-750, 754-767, 770, 772-778, 786-787, 789-792
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155, 157-159, 166, 168, 200-205, 220-253, 255-259, 261-264, 266, 268, 270-342, 344, 346-347, 349-352, 354-418, 420-427, 430-433, 437-438, 450-479, 520, 522-524, 526-528, 600, 602, 606-620, 622-631, 633-639, 650-653, 669-676, 678-679, 700-701, 703-708, 710-714, 716-731, 733-741, 743-750, 754-756, 759-767, 770, 772-778, 786-787, 789-792
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MONTGOMERY AL 360
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MONTGOMERY AL 360
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Column A: no change.
Column B deleted: 757-758.
Column C: no change.
Column A
Originating ZIP Codes (Change From)
|
Column A
Originating ZIP Codes (Change To)
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Column B
Label To (Change From)
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Column B
Label To (Change To)
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Column C
Label Container To (Change From)
|
Column C
Label Container To (Change To)
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434-436, 480-487, 492
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434-436, 480-487, 492
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005, 010-043, 045, 048, 050-089, 100-212, 214-268, 270-289, 293, 296-297, 300-303, 305-307, 311, 350-352, 354-359, 362, 370-386, 388, 399-418, 420-427, 430-516, 520-528, 530-532, 534-535, 537-551, 553-567, 570-575, 577, 580-584, 600-620, 622-631, 633-641, 644-658, 660-662, 664-676, 678, 680-681, 683-689, 716-717, 719-729, 740-741, 743-747, 749
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005, 010-043, 045, 048, 050-089, 100-212, 214-268, 270-289, 293, 296-297, 300-303, 305-307, 311, 350-352, 354-359, 362, 370-386, 388, 399-418, 420-427, 430-516, 520-528, 530-532, 534-535, 537-551, 553-564, 566-567, 570-571, 577, 582-583, 600-620, 622-631, 633-641, 644-658, 660-662, 664-676, 678, 680-681, 683-689, 716-717, 719-729, 740-741, 743-747, 749
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METROPLEX MI 480
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METROPLEX MI 480
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Column A: no change.
Column B deleted: 565, 572-575, 580-581, 584.
Column C: no change.
Column A Originating ZIP Codes (Change From)
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Column A Originating ZIP Codes (Change To)
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Column B
Label To (Change From)
|
Column B
Label To (Change To)
|
Column C Label Container To (Change From)
|
Column C
Label Container To (Change To)
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600-603, 607, 610-611
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600-603, 607, 610-611
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005, 010-019, 021-022, 024-034, 038, 055, 060-089, 100-183, 189-212, 214-268, 270-312, 318-319, 350-352, 354-394, 396-397, 399-418, 420-427, 430-516, 520-528, 530-532, 534-535, 537-551, 553-567, 570-577, 580-588, 600-620, 622-631, 633-641, 644-658, 660-662, 664-681, 683-693, 710-714, 716-731, 734-741, 743-764, 766-770, 772-775, 778, 790-792, 795-797, 800-812, 814-816, 820, 822-828
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005, 066, 068-089, 100-183, 189-212, 214-268, 270-312, 318-319, 350-352, 354-394, 396-397, 399-418, 420-427, 430-516, 520-528, 530-532, 534-535, 537-551, 553-567, 570-577, 580-588, 600-620, 622-631, 633-641, 644-658, 660-662, 664-681, 683-693, 710-714, 716-731, 734-741, 743-764, 766-770, 772-775, 778, 790-792, 795-797, 800-812, 814-816, 820, 822-828
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CAROL STREAM IL 601
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CAROL STREAM IL 601
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Column A: no change.
Column B deleted: 010-019, 021-022, 024-034, 038, 055, 060-065, 067.
Column C: no change.
Column A
Originating ZIP Codes (Change From)
|
Column A
Originating ZIP Codes (Change To)
|
Column B
Label To (Change From)
|
Column B
Label To (Change To)
|
Column C
Label Container To (Change From)
|
Column C
Label Container To (Change To)
|
463-464, 604-606, 608
|
463-464, 604-606, 608
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005, 010-019, 021-022, 024-034, 038, 055, 060-089, 100-183, 189-212, 214-268, 270-312, 318-319, 350-352, 354-394, 396-397, 399-418, 420-427, 430-516, 520-528, 530-532, 534-535, 537-551, 553-567, 570-577, 580-588, 600-620, 622-631, 633-641, 644-658, 660-662, 664-681, 683-693, 710-714, 716-731, 734-741, 743-764, 766-770, 772-775, 778, 790-792, 795-797, 800-812, 814-816, 820, 822-828
|
005, 066, 068-089, 100-183, 189-212, 214-268, 270-312, 318-319, 350-352, 354-394, 396-397, 399-418, 420-427, 430-516, 520-528, 530-532, 534-535, 537-551, 553-567, 570-577, 580-588, 600-620, 622-631, 633-641, 644-658, 660-662, 664-681, 683-693, 710-714, 716-731, 734-741, 743-764, 766-770, 772-775, 778, 790-792, 795-797, 800-812, 814-816, 820, 822-828
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S SUBURBAN IL 604
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S SUBURBAN IL 604
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Column A: no change.
Column B deleted: 010-019, 021-022, 024-034, 038, 055, 060-065, 067.
Column C: no change.
Column A Originating ZIP Codes (Change From)
|
Column A Originating ZIP Codes (Change To)
|
Column B
Label To (Change From)
|
Column B
Label To (Change To)
|
Column C
Label Container To (Change From)
|
Column C
Label Container To (Change To)
|
613-616
|
613-616
|
005, 010-034, 038, 055, 060-089, 100-183, 189-212, 214-268, 270-312, 318-319, 324-325, 350-352, 354-394, 396-397, 399-418, 420-427, 430-516, 520-528, 530-532, 534-535, 537-551, 553-567, 570-577, 580-588, 600-620, 622-631, 633-641, 644-658, 660-662, 664-681, 683-693, 705-708, 710-714, 716-731, 734-741, 743-764, 766-770, 772-775, 778, 790-792, 795-796, 800-812, 820, 822-823
|
005, 020, 023, 066, 068-089, 100-183, 189-212, 214-268, 270-312, 318-319, 324-325, 350-352, 354-394, 396-397, 399-418, 420-427, 430-516, 520-528, 530-532, 534-535, 537-551, 553-567, 570-577, 580-588, 600-620, 622-631, 633-641, 644-658, 660-662, 664-681, 683-693, 705-708, 710-714, 716-731, 734-741, 743-764, 766-770, 772-775, 778, 790-792, 795-796, 800-812, 820, 822-823
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PEORIA IL 615
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PEORIA IL 615
|
Column A: no change.
Column B deleted: 010-019, 021-022, 024-034, 038, 055, 060-065, 067.
Column C: no change.
Column A
Originating ZIP Codes (Change From)
|
Column A:
Originating ZIP Codes (Change To)
|
Column B
Label To (Change From)
|
Column B
Label To (Change To)
|
Column C
Label Container To (Change From)
|
Column C
Label Container To (Change To)
|
609, 617-619, 624
|
609, 617-619, 624
|
005, 010-034, 038, 055, 060-089, 100-212, 214-268, 270-312, 316-319, 323-325, 350-352, 354-418, 420-427, 430-516, 520-528, 530-532, 534-535, 537-551, 553-567, 570-577, 580-588, 600-620, 622-631, 633-641, 644-658, 660-662, 664-681, 683-693, 700-701, 703-708, 710-714, 716-731, 734-741, 743-764, 766-770, 772-775, 778, 790-792, 795-796, 800-812, 820, 822-823
|
005, 020, 023, 066, 068-089, 100-212, 214-268, 270-312, 316-319, 323-325, 350-352, 354-418, 420-427, 430-516, 520-528, 530-532, 534-535, 537-551, 553-567, 570-577, 580-588, 600-620, 622-631, 633-641, 644-658, 660-662, 664-681, 683-693, 700-701, 703-708, 710-714, 716-731, 734-741, 743-764, 766-770, 772-775, 778, 790-792, 795-796, 800-812, 820, 822-823
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CHAMPAIGN IL 618
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CHAMPAIGN IL 618
|
Column A: no change.
Column B deleted: 010-019, 021-022, 024-034, 038, 055, 060-065, 067.
Column C: no change.
Column A
Originating ZIP Codes (Change From)
|
Column A
Originating ZIP Codes (Change To)
|
Column B
Label To (Change From)
|
Column B
Label To (Change To)
|
Column C Label Container To (Change From)
|
Column C Label Container To (Change To)
|
|
090-099, 621, 962-966
|
|
005, 066, 068-089, 100-183, 189-212, 214-268, 270-312, 318-319, 350-352, 354-394, 396-397, 399-418, 420-427, 430-516, 520-528, 530-532, 534-535, 537-551, 553-567, 570-577, 580-588, 600-620, 622-631, 633-641, 644-658, 660-662, 664-681, 683-693, 710-714, 716-731, 734-741, 743-764, 766-770, 772-775, 778, 790-792, 795-797, 800-812, 814-816, 820, 822-828
|
|
JT WEEKER ISC IL 621
|
Column A added: 090-099, 621, 962-966.
Column B added: 005, 066, 068-089, 100-183, 189-212, 214-268, 270-312, 318-319, 350-352, 354-394, 396-397, 399-418, 420-427, 430-516, 520-528, 530-532, 534-535, 537-551, 553-567, 570-577, 580-588, 600-620, 622-631, 633-641, 644-658, 660-662, 664-681, 683-693, 710-714, 716-731, 734-741, 743-764, 766-770, 772-775, 778, 790-792, 795-797, 800-812, 814-816, 820, 822-828.
Column C now reads: JT WEEKER ISC IL 621.
Column A
Originating ZIP Codes (Change From)
|
Column A
Originating ZIP Codes (Change To)
|
Column B
Label To (Change From)
|
Column B
Label To (Change To)
|
Column C Label Container To (Change From)
|
Column C
Label Container To (Change To)
|
515-516, 680-681, 683-689
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515-516, 680-681, 683-689
|
369-372, 375, 380-393, 396-397, 400-406, 410, 413-414, 420-424, 427, 434-436, 450-455, 459-495, 498-516, 520-528, 530-532, 534-535, 537-551, 553-567, 570-577, 580-588, 600-620, 622-631, 633-641, 644-658, 660-662, 664-681, 683-693, 710-714, 716-725, 728, 730-731, 733-741, 743-769, 786-787, 789-797, 800-812, 814-816, 820, 822-828, 881-882
|
369, 375, 380-383, 386-393, 396-397, 400-406, 410, 413-414, 420, 423-424, 427, 434-436, 450-455, 459-495, 498-516, 520-528, 530-532, 534-535, 537-551, 553-567, 570-577, 580-588, 600-620, 622-631, 633-641, 644-658, 660-662, 664-681, 683-693, 710-714, 716-725, 728, 730-731, 733-741, 743-769, 786-787, 789-797, 800-812, 814-816, 820, 822-828, 881-882
|
OMAHA NE 680
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OMAHA NE 680
|
Column A: no change.
Column B deleted: 370-372, 384-385, 421-422.
Column C: no change.
Column A Originating ZIP Codes (Change From)
|
Column A
Originating ZIP Codes (Change To)
|
Column B
Label To (Change From)
|
Column B
Label To (Change To)
|
Column C
Label Container To (Change From)
|
Column C
Label Container To (Change To)
|
770, 772-778
|
770, 772-778
|
298, 300-329, 335-336, 344, 346-347, 350-352, 354-375, 380-402, 421-422, 427, 471, 500-503, 505, 508-509, 514-516, 525, 620, 622-623, 625-631, 633-641, 644-658, 660-662, 664-676, 678-681, 683-689, 700-701, 703-708, 710-714, 716-731, 733-741, 743-770, 772-813, 865, 870-871, 873-885
|
298, 300-329, 335-336, 344, 346-347, 350-352, 354-375, 380-402, 420-424, 427, 471, 475-477, 500-503, 505, 508-509, 514-516, 525, 620, 622-623, 625-631, 633-641, 644-658, 660-662, 664-676, 678-681, 683-689, 700-701, 703-708, 710-714, 716-731, 733-741, 743-770, 772-813, 865, 870-871, 873-885
|
NORTH HOUSTON TX 773
|
NORTH HOUSTON TX 773
|
Column A: no change.
Column B added: 420, 423-424, 475-477.
Column C: no change.
Column A
Originating ZIP Codes (Change From)
|
Column A
Originating ZIP Codes (Change To)
|
Column B
Label To (Change From)
|
Column B
Label To (Change To)
|
Column C Label Container To (Change From)
|
Column C Label Container To (Change To)
|
679, 739, 790-792
|
679, 739, 790-792
|
350-352, 354-364, 367-372, 375, 380-393, 395-397, 400-402, 421-422, 427, 460-464, 469, 471-474, 478-479, 500-516, 520-528, 540, 546, 550-551, 553-555, 559, 565-566, 570-571, 577, 580-581, 584, 590-593, 597, 600-604, 606-608, 610-612, 620, 622-623, 625-631, 633-641, 644-658, 660-662, 664-681, 683-693, 700-701, 703-708, 710-714, 716-731, 733-741, 743-770, 772-784, 786-816, 820-831, 840-847, 850-853, 855-857, 859-860, 863-865, 870-871, 873-885, 888-891, 893, 898, 900-908, 910-921, 926-928, 930-931, 934
|
350-352, 354-364, 367-372, 375, 380-393, 395-397, 400-402, 421-422, 427, 463-464, 471, 473, 500-516, 520-528, 540, 546, 550-551, 553-555, 559, 566, 570-571, 577, 590-593, 597, 600-604, 606-608, 610-612, 620, 622-623, 625-631, 633-641, 644-658, 660-662, 664-681, 683-693, 700-701, 703-708, 710-714, 716-731, 733-741, 743-770, 772-784, 786-816, 820-828, 845-846, 850-853, 855-857, 859-860, 863, 865, 870-871, 873-885, 900-908, 910-921, 926-928
|
AMARILLO TX 790
|
AMARILLO TX 790
|
Column A: no change.
Column B deleted: 460-462, 469, 472, 474, 478-479, 565, 580-581, 584, 829-831, 840-844, 847, 864, 888-891, 893, 898, 930-931, 934.
Column C: no change.
Column A
Originating ZIP Codes (Change From)
|
Column A Originating ZIP Codes (Change To)
|
Column B
Label To (Change From)
|
Column B
Label To (Change To)
|
Column C
Label Container To (Change From)
|
Column C
Label Container To (Change To)
|
813, 865, 870-871, 873-879, 884
|
813, 865, 870-871, 873-879, 884
|
500-503, 505, 508-516, 525, 570-571, 577, 590-593, 597, 677, 679-681, 686-687, 690-693, 710-714, 718, 730-731, 733-741, 743-770, 772-775, 778-816, 820-831, 833, 836-837, 840-847, 850-853, 855-857, 859-860, 863-865, 870-871, 873-885, 888-891, 893, 898, 900-908, 910-924, 926-928, 930-935, 939-948, 950-953, 955-959, 979
|
500-503, 505, 508-516, 525, 570-571, 577, 590-593, 597, 677, 679-681, 686-687, 690-693, 710-714, 718, 730-731, 733-741, 743-770, 772-775, 778-816, 820-831, 833, 836-837, 840-847, 850-853, 855-857, 859-860, 863-865, 870-871, 873-885, 888-891, 893, 898, 900-908, 910-924, 926-928, 930-935, 979
|
ALBUQUERQUE NM 870
|
ALBUQUERQUE NM 870
|
Column A: no change.
Column B deleted: 939-948, 950-953, 955-959.
Column C: no change.
Column A added: 988.
Column B added: 590-599, 821, 832-838, 894-895, 897, 936-961, 970-986, 988-994.
Column C now reads: WENATCHEE WA 988.
Column A
Originating ZIP Codes (Change From)
|
Column A Originating ZIP Codes (Change To)
|
Column B
Label To (Change From)
|
Column B
Label To (Change To)
|
Column C
Label Container To (Change From)
|
Column C
Label Container To (Change To)
|
835, 838, 988-994
|
835, 838, 989-994
|
590-599, 821, 824-838, 840-846, 888, 894-895, 897-898, 939-961, 970-986, 988-994
|
590-599, 821, 824-838, 840-846, 888, 894-895, 897-898, 939-961, 970-986, 988-994
|
SPOKANE WA 990
|
SPOKANE WA 990
|
Column A deleted: 988.
Column B: no change.
Column C: no change.
* * * * *
L606 5-Digit Scheme — Standard Mail, First-Class Mail, and Package Services Parcels
Deleted
— Logistics, Network Development, and Support, Network Operations, 11-13-25
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