Live Chat I-285 GA Community Nearby Traffic Martech Post Office (Amenity postoffice) 2024-06-03 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Martech Post Office (Amenity Postoffice) Alpharetta, GA 0.00 Roswell, GA 0.00 Smyrna, GA 4.45 Interstate highway exits close to Martech Post Office (Amenity Postoffice) Exit 16, i285ga 1.24 Exit 18, i285ga 2.29 Exit 15, i285ga 2.57 Interstate highways close to Martech Post Office (Amenity Postoffice) i285ga map 1.24 i75 map 3.91 i20 map 9.05 State roads close to Martech Post Office (Amenity Postoffice) GA 280 map 1.99 GA 8 map 6.15 GA 70 map 7.43