Glassmanor, Maryland
Area codes 227, 240, 301 · Population: 17,295
Eastern (ET)
Maryland
Pop. 17,295
Area Codes Serving Glassmanor
About Glassmanor, Maryland
Glassmanor is a city in Maryland that is served by area codes 227, 240, 301. The city has a population of approximately 17,295 residents and is located in the Eastern Time Zone.