Li
- Liloan, Southern Leyte, Philippines
- Lilongwe, Malawi
- Lima, Lima, Peru
- Lima, Peru
- Lima Region, Peru
- Limpopo, South Africa
- Linan, Yunnan, China
- Lincoln County, Oregon, USA
- Lindesberg, Sweden
- Line Group, Kiribati
- Linjiang, Jiangxi, China
- Linqing, Shandong, China
- Liquid Air Site, British Columbia, Canada
- Lisboa, Portugal
- Lisbon, Lisboa, Portugal
- Little Diomede Island, Bering Strait, Alaska, USA
- Little Mountain School Site, British Columbia, Canada
- Little Mountain Site, British Columbia, Canada
- Lituya Bay, Alaska, USA
- Liverpool, England
- Liverpool Bay, Canada
Lo
- Locarno Beach, British Columbia, Canada
- Locarno Beach, Canada
- Locarno Beach, Canada, British Columbia, Canada
- Lockport, Manitoba, Canada
- Lodi, Lombardia, Italy
- Loei, Thailand
- Logan Lake, British Columbia, Canada
- Lohit, Arunachal Pradesh, India
- Lohner, Maharashtra, India
- Loikaw, Kayah, Burma
- Loja, Ecuador
- Lomaloma, Fiji
- Lombardia, Italy
- Lombok, Nusa Tenggara Barat, Indonesia
- Lombok, West Nusa Tenggara, Indonesia
- London, England
- London, England, British Isles, Europe
- Lone Butte, British Columbia, Canada
- Long Beach, California, USA
- Long Island, Alaska, USA
- Long Island, New York, USA
- Longxi, Gansu, China
- Loon Creek, British Columbia, Canada
- Loon Lake, British Columbia, Canada
- Lordswood, Kent, England
- Loreto, Peru
- Loring, Revillagigedo Island, Ketchikan Gateway Borough, Alaska, USA
- Loring, Revillagigedo Island, Naha Bay, Alaska, USA
- Lorraine, France
- Lorubae, Rift Valley, Kenya
- Los Angeles, California, USA
- Los Esteros, Manabí Province, Ecuador
- Lost River, Alaska, USA
- Losuia, Milne Bay, Papua New Guinea
- Losuia, Trobriand Islands, Papua New Guinea
- Lot et Garonne, France
- Louangnamtha, Laos
- Louisiana, USA
- Lower, Columbia River, Washington, USA
- Lower, Fraser River, British Columbia, Canada
- Lower, Plateau, USA
- Lower Alaska, Alaska, USA
- Lower Columbia River, Washington, USA
- Lower Fraser, British Columbia, Canada
- Lower Fraser River, British Columbia, Canada
- Lower Kuskokwim River, Alaska, USA
- Lower Magdalena River Region, Colombia
- Lower Nass River, Nishka, British Columbia, Canada
- Lower Nlakya'PAM Ux, British Columbia, Canada
- Lower Nlakya'pamux, British Columbia, Canada
- Lower Skagit River, Washington, USA
- Lower Village, Chilkat, Alaska, USA
- Lower Yukon, Alaska, USA
- Lower Yukon River, Alaska, USA
- Lower Yukon River, Yukon, Canada
- Lowicz, Poland
Lu
- Lubien Wielki, Ukraine
- Lucena, Philippines
- Ludia, Gujarat, India
- Ludza, Latvia
- Lufeng, Yunnan, China
- Lugwardine, Herefordshire, England
- Lulu Island, British Columbia, Canada
- Luma Kasai, Angola
- Lumban, Laguna, Philippines
- Lummi Island, Whatcom County, Washington state, USA
- Luristan, Iran
- Luton Valley, Bedfordshire, England
- Luxor, Egypt
- Luzhou, Sichuan, China
- Luzon, Philippines
LyMa