1. East Penn Mfg Co Inc 9274 Gaither Rd, Gaithersburg, MD 20877 Coordinate: 39.11744,-77.19009 Phone: (610) 682-6361
2. Metro by T-Mobile 210 N Frederick Ave, Gaithersburg, MD 20877 Coordinate: 39.14418,-77.20211 Phone: (301) 337-6197