ZIP Codes in Bloomington, IL
Bloomington uses 3 ZIP codes, all in McLean County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 3 Bloomington ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 61701 | standard | McLean | 35,136 |
| 61704 | standard | McLean | 37,279 |
| 61705 | standard | McLean | 13,213 |
Finding a ZIP+4 in Bloomington
Knowing which of these 3 ZIP codes covers an address only gets you partway. The four-digit extension identifies the specific delivery point — typically one side of one block. Two houses facing each other on the same Bloomington street almost always have different ZIP+4 codes even though they share all five leading digits.
Appending ZIP+4 to a mailing list?
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