1. The city of Amarillo, TX is often referred to as Bomb City, United States Of America because it is residence to Pantex; Americas only nuclear weapons assembly and disassembly factory. 1. The typical Oklahoma City location. Named the 1995 terrorist assault of Alfred P. Murrah Federal Building in downtown OKC.2. In regional slang, "bomb city" really describes Midwest City, because of the Midwest City Bombers.