Petersburg, Michigan
Petersburg, Michigan, in Monroe County, has ZIP code 49270 and area code 734, with 679 as an overlay.
- ZIP code
- 49270
- Area codes
- 734, 679
- County
- Monroe County
- State
- Michigan
- Time zone
- Eastern Time
- Coordinates
- 41.8757, -83.6877
ZIP codes in Petersburg
Area codes for Petersburg
- Area code 734
In service since December 13, 1997. Shares its area with 679. Local calls are dialed with seven digits; dialing ten digits also works.
- Area code 679
In service since November 7, 2025. Shares its area with 313. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.
Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.
Time zone
Petersburg is in the Eastern Time zone.
Towns near Petersburg
- Deerfield8.2 km (5.1 mi)
- Ida8.3 km (5.2 mi)
- Dundee8.9 km (5.5 mi)
- Samaria11.7 km (7.3 mi)
- Ottawa Lake11.9 km (7.4 mi)
- Riga13 km (8.1 mi)
- Lambertville14.6 km (9.1 mi)
- Azalia14.9 km (9.3 mi)
Local numbers in area code 734
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- (734) 488-8760Chelsea, MI$59View & buy
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