CodeCountryRegionCityOperatorAdded
+1 240 221USAMontgomeryRockville, MDVerizon Maryland, Landline2013-10-18
+1 240 228USAPrince George'sLaurel, MDVerizon Maryland, Landline2013-10-18
+1 240 236USAFrederickFrederick, MDVerizon Maryland, Landline2013-10-18
+1 240 264USAPrince George'sBeltsville, MDVerizon Maryland, Landline2013-10-18
+1 240 276USAMontgomeryRockville, MDVerizon Maryland, Landline2013-10-18
+1 240 292USAMontgomeryKensington, MDVerizon Maryland, Landline2013-10-18
+1 240 313USAWashingtonHagerstown, MDVerizon Maryland, Landline2013-10-18
+1 240 314USAMontgomeryRockville, MDVerizon Maryland, Landline2013-10-18
+1 240 315USAFrederickFrederick, MDVerizon Maryland, Landline2013-10-18
+1 240 318USAPrince George'sClinton, MDVerizon Maryland, Landline2013-10-18
+1 240 328USAMontgomeryRockville, MDVerizon Maryland, Landline2013-10-18
+1 240 362USAAlleganyCumberland, MDVerizon Maryland, Landline2013-10-18
+1 240 373USAAnne ArundelOdenton, MDVerizon Maryland, Landline2013-10-18
+1 240 379USAFrederickFrederick, MDVerizon Maryland, Landline2013-10-18
+1 240 385USAFrederickMyersville, MDVerizon Maryland, Landline2013-10-18
+1 240 386USAMontgomeryGaithersburg, MDVerizon Maryland, Landline2013-10-18
+1 240 420USAWashingtonHagerstown, MDVerizon Maryland, Landline2013-10-18
+1 240 442USAGarrettOakland, MDVerizon Maryland, Landline2013-10-18
+1 240 453USAMontgomeryRockville, MDVerizon Maryland, Landline2013-10-18
+1 240 456USAPrince George'sLaurel, MDVerizon Maryland, Landline2013-10-18
+1 240 497USAMontgomeryChevy Chase, MDVerizon Maryland, Landline2013-10-18
+1 240 527USAWashingtonHagerstown, MDVerizon Maryland, Landline2013-10-18
+1 240 529USAFrederickFrederick, MDVerizon Maryland, Landline2013-10-18
+1 240 566USAFrederickFrederick, MDVerizon Maryland, Landline2013-10-18
+1 240 568USAPrince George'sLaurel, MDVerizon Maryland, Landline2013-10-18