ZIP Code 48706

48706 is one of Michigan's ZIP codes, delivering to addresses in Bay City, Bay County.

City: Bay City
County: Bay County
State: Michigan
Prefix: 487xx

Where this code sits

48706 is part of the 487xx range, the group of codes handled by one mail processing centre. Bay City is served by 3 ZIP codes in total; the full list, with the county each falls in, is on the Bay City page.

Bay City Michigan ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 48706 delivers to without sharing its boundary.

989 Area code 989

ZIP codes nearest 48706

The ZIP codes whose reference points sit closest to 48706.
ZIP code	Distance	Delivers to
ZIP code 48710	4.2 mi	University Center, MI
ZIP code 48708	4.2 mi	Bay City, MI
ZIP code 48631	5.3 mi	Kawkawlin, MI
ZIP code 48732	6.6 mi	Essexville, MI
ZIP code 48611	7.5 mi	Auburn, MI
ZIP code 48707	9.0 mi	Bay City, MI
ZIP code 48604	9.4 mi	Saginaw, MI
ZIP code 48724	10 mi	Carrollton, MI

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 48706, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 48706. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.