Routes from largest cities in North America to Northumberland, United States
- Mexico City, Mexico Northumberland
- New York City, United States Northumberland
- Los Angeles, United States Northumberland
- Chicago, United States Northumberland
- Toronto, Canada Northumberland
- Brooklyn, United States Northumberland
- Borough of Queens, United States Northumberland
- Santo Domingo, Dominican Republic Northumberland
- Havana, Cuba Northumberland
- Houston, United States Northumberland
- Iztapalapa, Mexico Northumberland
- Ecatepec, Mexico Northumberland
- Guadalajara, Mexico Northumberland
- Montréal, Canada Northumberland
- Puebla, Mexico Northumberland
- Philadelphia, United States Northumberland
- Ciudad Juárez, Mexico Northumberland
- Manhattan, United States Northumberland
- Phoenix, United States Northumberland
- The Bronx, United States Northumberland
- Tijuana, Mexico Northumberland
- San Antonio, United States Northumberland
- San Diego, United States Northumberland
- Port-au-Prince, Haiti Northumberland
- Ciudad Nezahualcoyotl, Mexico Northumberland
- Santiago de los Caballeros, Dominican Republic Northumberland
- Dallas, United States Northumberland
- Gustavo A. Madero, Mexico Northumberland
- Gustavo A. Madero, Mexico Northumberland
- Monterrey, Mexico Northumberland
- León, Mexico Northumberland
- Calgary, Canada Northumberland
- Guatemala City, Guatemala Northumberland
- Zapopan, Mexico Northumberland
- Managua, Nicaragua Northumberland
- San Jose, United States Northumberland
- Kingston, Jamaica Northumberland
- Tegucigalpa, Honduras Northumberland
- Naucalpan de Juárez, Mexico Northumberland
- Indianapolis, United States Northumberland
- Jacksonville, United States Northumberland
- Ottawa, Canada Northumberland
- Chihuahua, Mexico Northumberland
- San Francisco, United States Northumberland
- Austin, United States Northumberland
- Columbus, United States Northumberland
- Fort Worth, United States Northumberland
- Charlotte, United States Northumberland
- Álvaro Obregón, Mexico Northumberland
- Guadalupe, Mexico Northumberland
- Mérida, Mexico Northumberland
- Tlalnepantla, Mexico Northumberland
- Detroit, United States Northumberland
- Edmonton, Canada Northumberland
- Santo Domingo Oeste, Dominican Republic Northumberland
- San Luis Potosí, Mexico Northumberland
- Culiacán, Mexico Northumberland
- Mississauga, Canada Northumberland
- Aguascalientes, Mexico Northumberland
- Acapulco de Juárez, Mexico Northumberland
- El Paso, United States Northumberland
- Memphis, United States Northumberland
- New South Memphis, United States Northumberland
- North York, Canada Northumberland
- Winnipeg, Canada Northumberland
- Coyoacán, Mexico Northumberland
- Santiago de Querétaro, Mexico Northumberland
- Saltillo, Mexico Northumberland
- Baltimore, United States Northumberland
- Boston, United States Northumberland
- Seattle, United States Northumberland
- Tlalpan, Mexico Northumberland
- Washington, D.C., United States Northumberland
- Denver, United States Northumberland
- Vancouver, Canada Northumberland
- Scarborough, Canada Northumberland
- Mexicali, Mexico Northumberland
- Hermosillo, Mexico Northumberland
- Milwaukee, United States Northumberland
- Morelia, Mexico Northumberland
- New Kingston, Jamaica Northumberland
- Portland, United States Northumberland
- Las Vegas, United States Northumberland
- Oklahoma City, United States Northumberland
- South Boston, United States Northumberland
- Veracruz, Mexico Northumberland
- Santiago de Cuba, Cuba Northumberland
- Albuquerque, United States Northumberland
- Cancún, Mexico Northumberland
- Nashville, United States Northumberland
- Québec, Canada Northumberland
- San Salvador, El Salvador Northumberland
- Santa María Chimalhuacán, Mexico Northumberland
- Torreon, Mexico Northumberland
- Cuauhtémoc, Mexico Northumberland
- Ciudad López Mateos, Mexico Northumberland
- Tucson, United States Northumberland
- Hamilton, Canada Northumberland
- Toluca, Mexico Northumberland
- Reynosa, Mexico Northumberland
- Fresno, United States Northumberland
- Tlaquepaque, Mexico Northumberland
- San Pedro Sula, Honduras Northumberland
- Tuxtla Gutiérrez, Mexico Northumberland
- Cuautitlán Izcalli, Mexico Northumberland
- Mixco, Guatemala Northumberland
- Staten Island, United States Northumberland
- Sacramento, United States Northumberland
- Long Beach, United States Northumberland
- Kansas City, United States Northumberland
- Victoria de Durango, Mexico Northumberland
- Heroica Matamoros, Mexico Northumberland
- Venustiano Carranza, Mexico Northumberland
- San Nicolás de los Garza, Mexico Northumberland
- Carrefour, Haiti Northumberland