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