ONTARIO CT, BOULDER, CO ZIP Code
| Street | ONTARIO CT |
| City | BOULDER |
| State | Colorado |
| ZIP Codes count | 1 (see all) |
| Post offices count | 1 (see all) |
80303
This list contains only 5-digit ZIP codes. Use our zip code lookup by address feature to get the full 9-digit (ZIP+4) code.
ZIP+4 Codes for ONTARIO CT, BOULDER, CO by house number
| Address range | House number | ZIP+4 code |
|---|---|---|
| From 1 To 99 | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99 | 80303-4418 |
List of ONTARIO CT, BOULDER, CO ZIP Codes
| ZIP | TYPE | POPU |
|---|---|---|
| 80303 | STANDARD | 24,810 |
Post offices
VALMONT — Post Office™ 2995 55TH ST BOULDER, CO 80301-9998 |
Envelope example
Using the full ZIP+4 Code when mailing via the USPS ensures the fastest, most accurate mailing possible. If you are not sure of the full 9-digit ZIP Code, use the 5-digit ZIP Code to avoid loss of letter or package.
The recipient address information is provided for your reference.
Address example
80 ONTARIO CT
BOULDER CO 80303-4418
BOULDER CO 80303-4418
55 ONTARIO CT
BOULDER CO 80303-4418
BOULDER CO 80303-4418
77 ONTARIO CT
BOULDER CO 80303-4418
BOULDER CO 80303-4418
60 ONTARIO CT
BOULDER CO 80303-4418
BOULDER CO 80303-4418
94 ONTARIO CT
BOULDER CO 80303-4418
BOULDER CO 80303-4418
87 ONTARIO CT
BOULDER CO 80303-4418
BOULDER CO 80303-4418
Map
ZIP Codes for other locations
State and city for ONTARIO CT
ZIP Codes by ZIP count in Colorado
Other streets in BOULDER, Colorado