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U.S. ZIP Code 19451
5-digit United States postal code #19451, Mainland, PA
ZIP: 19451
County: Montgomery
Place Name: Mainland
State: Pennsylvania
State Abbreviation: PA
Coordinates: 40° 12' 42.84" N, 75° 21' 21.24" W
Latitude: 40.211900000000
Longitude: -75.355900000000