21ST ST, FORT KNOX, KY ZIP Code
| Street | 21ST ST |
| City | FORT KNOX |
| State | Kentucky |
| ZIP Codes count | 1 (see all) |
| Post offices count | 1 (see all) |
40121
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 21ST ST, FORT KNOX, KY by house number
| Address range | House number | ZIP+4 code |
|---|---|---|
| From 200 To 298 Even | 200, 202, 204, 206, 208, 210, 212, 214, 216, 218, 220, 222, 224, 226, 228, 230, 232, 234, 236, 238, 240, 242, 244, 246, 248, 250, 252, 254, 256, 258, 260, 262, 264, 266, 268, 270, 272, 274, 276, 278, 280, 282, 284, 286, 288, 290, 292, 294, 296, 298 | 40121-5738 |
| From 201 To 299 Odd | 201, 203, 205, 207, 209, 211, 213, 215, 217, 219, 221, 223, 225, 227, 229, 231, 233, 235, 237, 239, 241, 243, 245, 247, 249, 251, 253, 255, 257, 259, 261, 263, 265, 267, 269, 271, 273, 275, 277, 279, 281, 283, 285, 287, 289, 291, 293, 295, 297, 299 | 40121-5743 |
List of 21ST ST, FORT KNOX, KY ZIP Codes
| ZIP | TYPE | POPU |
|---|---|---|
| 40121 | STANDARD | 8,916 |
Post offices
FORT KNOX — Post Office™ 120 N KNOX ST FRNT FORT KNOX, KY 40121-9908 |
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
237 21ST ST
FORT KNOX KY 40121-5743
FORT KNOX KY 40121-5743
226 21ST ST
FORT KNOX KY 40121-5738
FORT KNOX KY 40121-5738
283 21ST ST
FORT KNOX KY 40121-5743
FORT KNOX KY 40121-5743
236 21ST ST
FORT KNOX KY 40121-5738
FORT KNOX KY 40121-5738
284 21ST ST
FORT KNOX KY 40121-5738
FORT KNOX KY 40121-5738
246 21ST ST
FORT KNOX KY 40121-5738
FORT KNOX KY 40121-5738
Map
ZIP Codes for other locations
State and city for 21ST ST
ZIP Codes by ZIP count in Kentucky
Other streets in FORT KNOX, Kentucky