Boulder County, CO mailboxes and post offices

There are 190 United States Postal Service post boxes and offices available to the public in Boulder County. You can use any one of these locations to mail your letter or package via USPS. For additional collection boxes in neighboring communities, see the list of mailboxes in Colorado.

Post Offices and Mailboxes in Colorado

Where to buy postage stamps in Boulder County, CO

Public Collection Box
4301 State Highway 66
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Public Collection Box
8134 Weld County Rd 13
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Public Collection Box
1845 Skyway Dr
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Public Collection Box
1630 Pace St
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Public Collection Box
1700 Kylie Dr
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Public Collection Box
1536 Cole Blvd
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Public Collection Box
5390 W 112 Th Ave
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Public Collection Box
145 Clear Crk
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Public Collection Box
2960 Dory Hill Rd
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Public Collection Box
14936 Highway 119
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Public Collection Box
30520 Highway 72
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Public Collection Box
480 N Us Highway 287
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Public Collection Box
1200 Diamond Cir
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Public Collection Box
1300 Centaur Village Dr
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Public Collection Box
1355 S Boulder Rd
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Public Collection Box
280 Exempla Cir
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Public Collection Box
1075 W So. Boulder Rd
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Public Collection Box
1017 S Boulder Rd
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Public Collection Box
1365 Forest Park Cir
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Public Collection Box
655 E South Boulder Rd
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Public Collection Box
749 Main St
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Public Collection Box
3600 W 144 Th Ave
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Public Collection Box
300 Mccaslin Blvd
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Mailbox in Post Office Lobby
566 S Mc Caslin Blvd
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Public Collection Box
100 Health Park Dr
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Public Collection Box
1150 Us Highway 287
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Public Collection Box
7498 Arapahoe Rd
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Public Collection Box
710 Burbank St
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Public Collection Box
124 E Coal Creek Dr
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Public Collection Box
555 Burbank St
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Public Collection Box
1000 E 10 Th Ave
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Public Collection Box
12 Garden Ctr
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Public Collection Box
1660 W Midway Blvd
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Public Collection Box
13201 Lowell Blvd
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Public Collection Box
3393 Briarwood Dr
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Public Collection Box
1600 Coalton Rd
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Public Collection Box
1 Descombes Dr
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Public Collection Box
130 Th E Westlake Dr
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Public Collection Box
280 E 1 St Ave
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Public Collection Box
12167 Sheridan Blvd
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Public Collection Box
7490 Clubhouse Rd
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Public Collection Box
5721 Arapahoe Ave
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Public Collection Box
5700 Flatiron Pkwy
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Public Collection Box
5541 Central Ave
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Public Collection Box
5200 Manhattan Cir
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Public Collection Box
665 Manhattan Dr
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Public Collection Box
6392 Twin Lakes Rd
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Public Collection Box
4800 Baseline Rd
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Public Collection Box
5125 Williams Fork Trl
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Public Collection Box
4947 Eisenhower Dr
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Public Collection Box
6680 Gunpark Dr
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Public Collection Box
4747 Arapahoe Ave
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Public Collection Box
4730 Table Mesa Dr
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Public Collection Box
6550 Lookout Rd
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Public Collection Box
5365 Spine Rd
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Public Collection Box
4865 Sterling Dr
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Public Collection Box
1680 38 Th St
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Public Collection Box
2500 47 Th St
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Public Collection Box
7960 Niwot Rd
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Public Collection Box
657 S Broadway St
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Public Collection Box
3300 Mitchell Ln
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Public Collection Box
1750 33 Rd St
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Public Collection Box
1300 30 Th St
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Public Collection Box
3600 Table Mesa Dr
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Public Collection Box
2995 Wilderness Pl
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Public Collection Box
645 30 Th St
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Public Collection Box
1560 30 Th St
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Public Collection Box
153 W Murray St
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Public Collection Box
1650 30 Th St
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Public Collection Box
1880 30 Th St
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Public Collection Box
3402 34 Th St
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Public Collection Box
2801 Pennsylvania Ave
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Public Collection Box
1805 29 Th St
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Public Collection Box
4400 Saint Johns Ave
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Public Collection Box
325 Broadway St
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Public Collection Box
350 Broadway St
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Public Collection Box
2798 Arapahoe Ave
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Public Collection Box
2600 Baseline Rd
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Public Collection Box
2500 Colorado Ave
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Public Collection Box
2425 Canyon Blvd
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Public Collection Box
2900 Iris Ave
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Public Collection Box
1900 Folsom St
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Public Collection Box
1475 Folsom St
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Public Collection Box
2300 Arapahoe Ave
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Public Collection Box
3226 Lake Park Way
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Public Collection Box
1632 Hover St
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Public Collection Box
1950 Mountain View Ave
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Public Collection Box
620 Grandview Mdws Dr
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Public Collection Box
600 S Airport Rd
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Public Collection Box
1131 Francis St
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Public Collection Box
995 S Hover St
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Public Collection Box
2255 Main St
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Public Collection Box
1710 Main St
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Public Collection Box
606 Pratt St
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Public Collection Box
738 Coffman St
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Public Collection Box
1035 Kimbark St
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Public Collection Box
438 Terry St
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Public Collection Box
736 Main St
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Public Collection Box
600 Coffman St
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Public Collection Box
1800 Sunset Pl
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Public Collection Box
477 Main St
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Public Collection Box
381 Main St
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Public Collection Box
1050 Ken Pratt Blvd
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Public Collection Box
351 Kimbark St
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Public Collection Box
1921 Miller Dr
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Public Collection Box
4206 Ute Hwy
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Public Collection Box
825 Delaware Ave
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Public Collection Box
1116 S Pratt Pkwy
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Public Collection Box
830 Lashley St
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Public Collection Box
1551 Professional Ln
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Public Collection Box
1400 S Collyer St
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Public Collection Box
6900 Golf Club Dr
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Public Collection Box
4949 Broadway St
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Public Collection Box
4500 19 Th St
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Public Collection Box
4192 Amber Pl
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Public Collection Box
4483 Broadway St
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Public Collection Box
3799 Paseo Del Prado St
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Public Collection Box
3960 Broadway St
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Public Collection Box
2800 Kalmia Ave
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Public Collection Box
2709 Iris Ave
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Public Collection Box
3325 28 Th St
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Public Collection Box
1333 Iris Ave
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Public Collection Box
2987 23 Rd St
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Public Collection Box
2635 Mapleton Ave
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Public Collection Box
2449 Pine St
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Public Collection Box
2299 Pearl St
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Public Collection Box
2700 Broadway St
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Public Collection Box
1100 Balsam Ave
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Public Collection Box
2690 Broadway St
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Public Collection Box
2014 Pearl St
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Public Collection Box
880 Alpine Ave
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Public Collection Box
1940 Walnut St
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Public Collection Box
1647 Pearl St
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Public Collection Box
1345 Spruce St
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Public Collection Box
2115 13 Th St
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Public Collection Box
2205 Arapahoe Ave
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Public Collection Box
1600 Canyon Blvd
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Public Collection Box
1199 Spruce St
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Public Collection Box
1962 13 Th St
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Public Collection Box
2505 4 Th Street
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Public Collection Box
1800 Arapahoe Ave
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Public Collection Box
1300 Canyon Blvd
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Public Collection Box
1950 Athens St
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Public Collection Box
1877 Broadway St
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Public Collection Box
1050 Walnut St
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Public Collection Box
1777 Broadway St
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Public Collection Box
915 Pearl St
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Public Collection Box
990 Walnut St
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Public Collection Box
1881 9 Th St
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Public Collection Box
1050 Arapahoe Ave
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Public Collection Box
2000 5 Th St
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Public Collection Box
2300 Colorado Ave
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Public Collection Box
1777 6 Th St
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Public Collection Box
1202 University Ave
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Public Collection Box
1146 Pleasant St
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Public Collection Box
208 Pearl St
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Public Collection Box
1198 13 Th St
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Public Collection Box
1505 9 Th St
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Public Collection Box
1111 Broadway St
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Public Collection Box
125 Regent Dr
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Public Collection Box
1305 Euclid Ave
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Public Collection Box
909 14 Th St
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Public Collection Box
907 12 Th St
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Public Collection Box
16600 Table Mountain Pkwy
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Public Collection Box
4420 Mcintyre St
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Public Collection Box
15001 W 44 Th Ave
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Public Collection Box
6390 Joyce Dr
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Public Collection Box
720 13 Th St
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Public Collection Box
400 Morning Glory Dr
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Mailbox in Post Office Lobby
3330 Eldorado Springs Dr
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Public Collection Box
9775 Blue Mountain Dr
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