| Zip Code | Primary City | Secondary City | | 20772 | Upper Marlboro | Upper Marlboro, Marlboro, Uppr Marlboro | | 20773 | Upper Marlboro | Uppr Marlboro | | 20774 | Upper Marlboro | Upper Marlboro, Uppr Marlboro, Upr Marlboro, Glenarden, Kettering, Largo, Springdale | | 20775 | Upper Marlboro | Upper Marlboro, Kettering, Uppr Marlboro | | 20792 | Upper Marlboro | Upper Marlboro, Uppr Marlboro, Largo |
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