Cities included in Montgomery County: Norristown, King of Prussia, Pottstown, Lansdale, Ardmore, Willow Grove, Montgomeryville, Roslyn, Harleysville, Conshohocken, Audubon, Bala Cynwyd, Kulpsville, Sanatoga, Hatboro, Villanova, Glenside, Maple Glen, Souderton, Elkins Park, Ambler, Plymouth Meeting, Blue Bell, Fort Washington, Penn Wynne, Oreland, Gilbertsville, Wyndmoor, Bryn Mawr, Merion Station, Eagleville, Trooper, Collegeville, Bridgeport, Royersford, Jenkintown, Spring House, Flourtown, Narberth, Rosemont, Trappe, Pennsburg, Wyncote, Pottsgrove, North Wales, Halfway House, East Greenville, Rockledge, Red Hill, Spring Mount, McKinley, Cheltenham Village, Mont Clare, Evansburg, Swedeland, Schwenksville, West Conshohocken, Woxall, Bryn Athyn, Arcadia University, Green Lane

Zip Codes included in Montgomery County: 18041, 18054, 18070, 18073, 18074, 18076, 18915, 18936, 18964, 18969, 19001, 19002, 19004, 19006, 19009, 19012, 19025, 19027, 19031, 19034, 19035, 19038, 19040, 19044, 19046, 19066, 19072, 19075, 19090, 19095, 19096, 19401, 19403, 19405, 19406, 19422, 19426, 19428, 19435, 19436, 19437, 19438, 19440, 19444, 19446, 19453, 19454, 19456, 19462, 19464, 19468, 19472, 19473, 19474, 19477, 19490, 19492, 19525